[B015]Compound Physicochemical Properties

get
https://connect.patsnap.com/synapse/drug/compound-physicochemical-props
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Retrieve physicochemical properties of a single chemical structure (such as molecular weight, compound lipophilicity parameter, number of hydrogen bond donors, Topological Polar Surface Area (TPSA), isotopic mass, acidity/basicity, etc.) by inputting Structure ID, InChIKey, or SMILES (returns based on physicochemical properties displayed on the product side)

Request Parameters

List of parameters supported by this API endpoint

NameTypeExampleDescription
inchi_key
Required
stringBSYNRYMUTXBXSQ-UHFFFAOYSA-N
Chemical Structure InChIKey

Response Schema

Structure of the API response data

Field NameTypeExampleDescription
data
object-
response data
cbu
integer<int32>1
Covalently-Bonded Unit Count
das
integer<int32>-
Defined Atom Stereocenter Count
dbs
integer<int32>-
Defined Bond Stereocenter Count
hba
integer<int32>-
Hydrogen Bond Acceptor Count
hbd
integer<int32>-
Hydrogen Bond Donor Count
psa
number<double>-
Topological Polar Surface Area
ro5
integer<int32>-
Ro5 Violations (Lipinski)
rtb
integer<int32>2
Rotatable Bond Count
uas
integer<int32>-
Undefined Atom Stereocenter Count
ubs
integer<int32>-
Undefined Bond Stereocenter Count
charge
integer<int32>-
Formal Charge
source
stringpubchem
source
xlogp3
number<double>1.64
LogP
acd_logd
number<double>2.05
ACD LogD pH7.4
acd_logp
number<double>2.05
ACD LogP
complexity
number<double>12.4
Complexity
exact_mass
number<double>111.98
Exact Mass
heavy_atom
integer<int32>5
Heavy Atom Count
mol_weight
number<double>112.98
Molecular Weight
source_url
stringhttps://pubchem.ncbi.nlm.nih.gov/compound/61902106
source url
mol_species
stringNULL
Molecular Species
isotope_atom
integer<int32>-
Isotope Atom Count
chemical_toxnets
arrayPlease check the form:ChemicalToxnet
Chemical Toxnet
bp
array[ "334 deg C at 760 mm Hg[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** " ]
Boiling Point
mp
array[ "49.3 deg C[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** " ]
Melting Point
ctp
array[ "Critical temperature = 761 K; Critical pressure = 1.51E+06 Pa[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** " ]
Critical Temperature and Pressure
den
array[ "0.8187 at 50 deg C/4 deg C[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** " ]
Density/Specific Gravity
dsc
array[ "pKa = 16.20[Burkhard LP et al; Chemosphere 14: 1551-60 (1985)] **PEER REVIEWED** " ]
Dissociation Constants
htc
array[ "-9.797X10+09 J/kmol[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** " ]
Heat of Combustion
htv
array[ "9.9829X10+07 J/kmol at melting point[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** " ]
Heat of Vaporization
sol
array[ "Slightly soluble in alcohol; soluble in acetone; very soluble in ether, benzene, chloroform[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ", "Soluble in alcohol, chloroform, ether[O'Neil, M.J. (ed.). The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals. 13th Edition, Whitehouse Station, NJ: Merck and Co., Inc., 2001., p. 347] **PEER REVIEWED** ", "In water, 4.1X10-2 mg/L at 25 deg C[Yalkowsky, S.H., He, Yan., Handbook of Aqueous Solubility Data: An Extensive Compilation of Aqueous Solubility Data for Organic Compounds Extracted from the AQUASOL dATAbASE. CRC Press LLC, Boca Raton, FL. 2003., p. 1063] **PEER REVIEWED** " ]
Solubilities
vap
array[ "6X10-6 mm Hg at 25 deg C[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** " ]
Vapor Pressure
cofo
array[ "FLAKES FROM ETHYL ACETATE[Weast, R.C. (ed.). Handbook of Chemistry and Physics. 57th ed. Cleveland: CRC Press Inc., 1976., p. C-332] **PEER REVIEWED** ", "SOLID OR LEAF-LIKE CRYSTALS[Sax, N.I. Dangerous Properties of Industrial Materials. 4th ed. New York: Van Nostrand Reinhold, 1975., p. 532] **PEER REVIEWED** ", "White crystals[O'Neil, M.J. (ed.). The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals. 13th Edition, Whitehouse Station, NJ: Merck and Co., Inc., 2001., p. 347] **PEER REVIEWED** ", "UNCTUOUS, WHITE FLAKES, GRANULES, CUBES, OR CASTINGS[Osol, A. and J.E. Hoover, et al. (eds.). Remington's Pharmaceutical Sciences. 15th ed. Easton, Pennsylvania: Mack Publishing Co., 1975., p. 1250] **PEER REVIEWED** ", "White, waxy solid[Lewis, R.J., Sr (Ed.). Hawley's Condensed Chemical Dictionary. 12th ed. New York, NY: Van Nostrand Rheinhold Co., 1993, p. 246] **PEER REVIEWED** " ]
Color/Form
fpot
array[ "Flammable when exposed to heat or flame[Lewis, R.J. Sr. (ed) Sax's Dangerous Properties of Industrial Materials. 11th Edition. Wiley-Interscience, Wiley & Sons, Inc. Hoboken, NJ. 2004., p. 1923] **PEER REVIEWED** " ]
Fire Potential
name
string1-HEXADECANOL
name
ocpp
array[ "Congealing point: 46 deg C[Burdock, G.A. (ed.). Fenaroli's Handbook of Flavor Ingredients. 3rd Edition, Volumes 1-2. Boca Raton, FL: CRC Press 1994-1995., p. 326] **PEER REVIEWED** ", "Liquid molar volume = 0.296365 cu m/kmol; Heat of formation = -5.1421X10+08 J/kmol; Heat of fusion = 5.838X10+07 J/kmol[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** ", "Henry's Law constant = 4.65X10-5 atm-cu m/mol at 25 deg C (est)[SRC; The Physical Properties Database (PHYSPROP). Syracuse, NY: Syracuse Res Corp. Available from, as of Apr 11, 2006: http://www.syrres.com/esc/physprop.htm] **PEER REVIEWED** ", "Hydroxyl radical reaction rate constant = 2.8X10-11 cu cm/molec-sec at 25 deg C (est)[US EPA; Estimation Program Interface (EPI) Suite. Ver.3.12. Nov 30, 2004. Available from, as of Apr 11, 2006: http://www.epa.gov/oppt/exposure/pubs/episuitedl.htm] **PEER REVIEWED** " ]
Other Chemical/Physical Properties
owpc
array[ "log Kow = 6.83 (est)[US EPA; Estimation Program Interface (EPI) Suite. Ver.3.12. Nov 30, 2004. Available from, as of Apr 11, 2006: http://www.epa.gov/oppt/exposure/pubs/episuitedl.htm] **PEER REVIEWED** " ]
Octanol/Water Partition Coefficient
spec
array[ "Index of refraction = 1.4283 at 79 deg C/D[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ", "CRYSTALS: SADTLER REFERENCE NUMBER: 222 (IR, PRISM); 5175 (NMR)[Weast, R.C. (ed.). Handbook of Chemistry and Physics. 57th ed. Cleveland: CRC Press Inc., 1976., p. C-332] **PEER REVIEWED** ", "IR: 2106 (Coblentz Society Spectral Collection)[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ", "MASS: 63476 (NIST/EPA/MSDC Mass Spectral database, 1990 version); 1677 (National Bureau of Standards)[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ", "Raman: 614 (Sadtler Research Laboratories Spectral Collection)[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** " ]
Spectral Properties
surf
array[ "0.028449 Newtons/m at melting point[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** " ]
Surface Tension
tast
array[ "BLAND, MILD TASTE[Osol, A. and J.E. Hoover, et al. (eds.). Remington's Pharmaceutical Sciences. 15th ed. Easton, Pennsylvania: Mack Publishing Co., 1975., p. 1250] **PEER REVIEWED** " ]
Taste
vapd
array[ "8.360 (AIR= 1)[Patty, F. (ed.). Industrial Hygiene and Toxicology: Volume II: Toxicology. 2nd ed. New York: Interscience Publishers, 1963., p. 1470] **PEER REVIEWED** " ]
Vapor Density
visc
array[ "53 mPa-s (=cP) at 75 deg C[Kirk-Othmer Encyclopedia of Chemical Technology. 4th ed. Volumes 1: New York, NY. John Wiley and Sons, 1991-Present., p. V1: 868 (1991)] **PEER REVIEWED** " ]
Viscosity
monoisotopic_mass
number<double>111.985
Mononisotopic Mass
status
Required
booleanfalse
Status
error_msg
stringThe request parameter format is incorrect!
Error Message
error_code
Required
integer0
Error Code

Success Response Example

Example of a successful API response

JSON
{
  "data": {
    "cbu": 1,
    "das": 0,
    "dbs": 0,
    "hba": 0,
    "hbd": 0,
    "psa": 0,
    "ro5": 0,
    "rtb": 2,
    "uas": 0,
    "ubs": 0,
    "charge": 0,
    "source": "pubchem",
    "xlogp3": 1.64,
    "acd_logd": 2.05,
    "acd_logp": 2.05,
    "complexity": 12.4,
    "exact_mass": 111.98,
    "heavy_atom": 5,
    "mol_weight": 112.98,
    "source_url": "https://pubchem.ncbi.nlm.nih.gov/compound/61902106",
    "mol_species": "NULL",
    "isotope_atom": 0,
    "chemical_toxnets": [
      {
        "bp": [
          "334 deg C at 760 mm Hg[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** "
        ],
        "mp": [
          "49.3 deg C[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** "
        ],
        "ctp": [
          "Critical temperature = 761 K; Critical pressure = 1.51E+06 Pa[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** "
        ],
        "den": [
          "0.8187 at 50 deg C/4 deg C[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** "
        ],
        "dsc": [
          "pKa = 16.20[Burkhard LP et al; Chemosphere 14: 1551-60 (1985)] **PEER REVIEWED** "
        ],
        "htc": [
          "-9.797X10+09 J/kmol[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** "
        ],
        "htv": [
          "9.9829X10+07 J/kmol at melting point[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** "
        ],
        "sol": [
          "Slightly soluble in alcohol; soluble in acetone; very soluble in ether, benzene, chloroform[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ",
          "Soluble in alcohol, chloroform, ether[O'Neil, M.J. (ed.). The Merck Index - An Encyclopedia of  Chemicals, Drugs, and Biologicals. 13th Edition, Whitehouse  Station, NJ:  Merck and Co., Inc., 2001., p. 347] **PEER REVIEWED** ",
          "In water, 4.1X10-2 mg/L at 25 deg C[Yalkowsky, S.H., He, Yan., Handbook of Aqueous Solubility  Data: An Extensive Compilation of Aqueous Solubility Data  for Organic Compounds Extracted from the  AQUASOL dATAbASE.  CRC Press LLC, Boca Raton, FL. 2003., p. 1063] **PEER REVIEWED** "
        ],
        "vap": [
          "6X10-6 mm Hg at 25 deg C[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** "
        ],
        "cofo": [
          "FLAKES FROM ETHYL ACETATE[Weast, R.C. (ed.). Handbook of Chemistry and Physics. 57th ed. Cleveland: CRC Press Inc., 1976., p. C-332] **PEER REVIEWED** ",
          "SOLID OR LEAF-LIKE CRYSTALS[Sax, N.I. Dangerous Properties of Industrial Materials. 4th ed. New York: Van Nostrand Reinhold, 1975., p. 532] **PEER REVIEWED** ",
          "White crystals[O'Neil, M.J. (ed.). The Merck Index - An Encyclopedia of  Chemicals, Drugs, and Biologicals. 13th Edition, Whitehouse  Station, NJ:  Merck and Co., Inc., 2001., p. 347] **PEER REVIEWED** ",
          "UNCTUOUS, WHITE FLAKES, GRANULES, CUBES, OR CASTINGS[Osol, A. and J.E. Hoover, et al. (eds.). Remington's Pharmaceutical Sciences. 15th ed. Easton, Pennsylvania: Mack Publishing Co., 1975., p. 1250] **PEER REVIEWED** ",
          "White, waxy solid[Lewis, R.J., Sr (Ed.). Hawley's Condensed Chemical Dictionary. 12th ed. New York, NY: Van Nostrand Rheinhold Co., 1993, p. 246] **PEER REVIEWED** "
        ],
        "fpot": [
          "Flammable when exposed to heat or flame[Lewis, R.J. Sr. (ed) Sax's Dangerous Properties of Industrial Materials. 11th Edition. Wiley-Interscience, Wiley & Sons, Inc. Hoboken, NJ. 2004., p. 1923] **PEER REVIEWED** "
        ],
        "name": "1-HEXADECANOL",
        "ocpp": [
          "Congealing point: 46 deg C[Burdock, G.A. (ed.). Fenaroli's Handbook of Flavor  Ingredients. 3rd Edition, Volumes 1-2. Boca Raton, FL: CRC  Press 1994-1995., p. 326] **PEER REVIEWED** ",
          "Liquid molar volume = 0.296365 cu m/kmol; Heat of formation = -5.1421X10+08 J/kmol; Heat of fusion = 5.838X10+07 J/kmol[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** ",
          "Henry's Law constant = 4.65X10-5 atm-cu m/mol at 25 deg C (est)[SRC; The Physical Properties Database (PHYSPROP). Syracuse, NY: Syracuse Res Corp. Available from, as of Apr 11, 2006: http://www.syrres.com/esc/physprop.htm] **PEER REVIEWED** ",
          "Hydroxyl radical reaction rate constant = 2.8X10-11 cu cm/molec-sec at 25 deg C (est)[US EPA; Estimation Program Interface (EPI) Suite. Ver.3.12. Nov 30, 2004. Available from, as of Apr 11, 2006: http://www.epa.gov/oppt/exposure/pubs/episuitedl.htm] **PEER REVIEWED** "
        ],
        "owpc": [
          "log Kow = 6.83 (est)[US EPA; Estimation Program Interface (EPI) Suite. Ver.3.12. Nov 30, 2004. Available from, as of Apr 11, 2006: http://www.epa.gov/oppt/exposure/pubs/episuitedl.htm] **PEER REVIEWED** "
        ],
        "spec": [
          "Index of refraction = 1.4283 at 79 deg C/D[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ",
          "CRYSTALS: SADTLER REFERENCE NUMBER: 222 (IR, PRISM); 5175 (NMR)[Weast, R.C. (ed.). Handbook of Chemistry and Physics. 57th ed. Cleveland: CRC Press Inc., 1976., p. C-332] **PEER REVIEWED** ",
          "IR: 2106 (Coblentz Society Spectral Collection)[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ",
          "MASS: 63476 (NIST/EPA/MSDC Mass Spectral database, 1990 version); 1677 (National Bureau of Standards)[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** ",
          "Raman: 614 (Sadtler Research Laboratories Spectral Collection)[Lide, D.R., G.W.A. Milne (eds.). Handbook of Data on Organic Compounds. Volume I. 3rd ed. CRC Press, Inc. Boca Raton ,FL. 1994., p. V3: 3026] **PEER REVIEWED** "
        ],
        "surf": [
          "0.028449 Newtons/m at melting point[Daubert, T.E., R.P. Danner. Physical and Thermodynamic Properties of Pure Chemicals Data Compilation. Washington, D.C.: Taylor and Francis, 1989.] **PEER REVIEWED** "
        ],
        "tast": [
          "BLAND, MILD TASTE[Osol, A. and J.E. Hoover, et al. (eds.). Remington's Pharmaceutical Sciences. 15th ed. Easton, Pennsylvania: Mack Publishing Co., 1975., p. 1250] **PEER REVIEWED** "
        ],
        "vapd": [
          "8.360 (AIR= 1)[Patty, F. (ed.). Industrial Hygiene and Toxicology: Volume II: Toxicology. 2nd ed. New York: Interscience Publishers, 1963., p. 1470] **PEER REVIEWED** "
        ],
        "visc": [
          "53 mPa-s (=cP) at 75 deg C[Kirk-Othmer Encyclopedia of Chemical Technology. 4th ed. Volumes 1: New York, NY. John Wiley and Sons, 1991-Present., p. V1: 868 (1991)] **PEER REVIEWED** "
        ]
      }
    ],
    "monoisotopic_mass": 111.985
  },
  "status": true,
  "error_code": 0
}

Error Codes

List of possible error codes returned by this endpoint

Business Errors

Error CodeDescription
68300004Invalid parameter!
68300005Search api failure!
68300006Analytic basic access error!
68300007Bad request!
68300008Service error, please try again later!
68300010The file does not comply with upload specifications!

Platform Errors

Error CodeDescription
67200000API call exceeds the total limit set by the platform!
67200001API call exceeds the total limit set by the platform!
67200002The current call rate is too fast, exceeding the current configuration limit QPS!
67200003The key and secret parameters for applying for the token are incorrect or the client has been disabled!
67200004The requested api does not have permission. Please contact our support personnel!
67200005Insufficient account balance/number of calls!
67200006The client has exceeded the activation validity period!
67200007The current call exceeds the configured usage limit of the day!
67200008Please check if the required apikey in the query parameter has been transmitted!
67200009The apikey does not match the passed bearerToken. Please check if a valid token is being used!
67200012The request is illegal!
67200100The current server status is busy, request response timeout!
67200101The API requested currently does not exist. Please check the request path!

HTTP Status Codes

Status CodeDescription
0Success
401Unauthorized
403Forbidden
404Not Found

Performance Metrics

Expected performance characteristics for this endpoint

Normal Response Time

5000 ms

Max Response Time

10000 ms