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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 688917Generated: October 23, 2026

3-Cyano-7-methoxycoumarin

3-Cyano-7-methoxycoumarin · 7-Methoxy-2-oxo-2H-chromene-3-carbonitrile · 2H-1-Benzopyran-3-carbonitrile, 7-methoxy-2-oxo-

https://huagongshe.com/en/chemical/688917

3-Cyano-7-methoxycoumarin molecular structure

Identifiers & Physical Properties

CAS No.13229-92-0
Molecular formulaC11H7NO3
Average molar mass201.18 g/mol
Monoisotopic mass201.04259308 g/mol
SMILESCOc1ccc2cc(C#N)c(=O)oc2c1
InChIKeyGGAFPIBJPYCFGR-UHFFFAOYSA-N
PubChem CID688917
ChEMBLCHEMBL1330513
EC No.634-352-7
DTXSIDDTXSID00350996

Chemical & Physical Properties

XLogP1.8
Topological polar surface area59.3
Hydrogen bond donors0
Hydrogen bond acceptors4
Rotatable bonds1
Heavy atoms15
Formal charge0
Complexity352
Melting point210-212 °C
Boiling point389.4±42.0 °C(Predicted)
Density1.34±0.1 g/cm3(Predicted)
Storage conditions2-8°C
Physical statesolid
Colorpale yellow
InChI1S/C11H7NO3/c1-14-9-3-2-7-4-8(6-12)11(13)15-10(7)5-9/h2-5H,1H3
InChIKeyGGAFPIBJPYCFGR-UHFFFAOYSA-N
SMILESCOc1ccc2C=C(C#N)C(=O)Oc2c1
UNSPSC Code12161501
NACRESNA.77
GHS pictogramGHS06
Signal wordDanger
GHS hazard statementsH301-H312-H315-H319-H332-H335
GHS precautionary statementsP261-P280-P301+P310-P305+P351+P338
Target organsRespiratory system
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard symbolsXn
Risk statements (R)20/21/22-36/37/38
Safety statements (S)26-36/37/39
UN transport numberUN 2811 6.1/PG 3
Water hazard class (WGK)3
Customs code2932209090
Storage class6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Hazard classAcute Tox. 3 OralEye Irrit. 2Skin Irrit. 2STOT SE 3

Safety & Regulations

GHS classificationDangerH301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 3 (100%)
Personal protective equipment (PPE)dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Water hazard class (WGK)3
UN transport numberUN 2811 6.1/PG 3
Customs code2932209090
Risk statements (R)20/21/22-36/37/38
Signal wordDanger
GHS pictogramGHS06
Hazard symbolsXn
Safety statements (S)26-36/37/39
Storage class6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Target organsRespiratory system
GHS hazard statementsH301-H312-H315-H319-H332-H335
Hazard classAcute Tox. 3 OralEye Irrit. 2Skin Irrit. 2STOT SE 3
GHS precautionary statementsP261-P280-P301+P310-P305+P351+P338

Applications & Uses

Uses

3-Cyano-7-methoxycoumarin can be used as a fluorophore in cytochrome P450 (CYP)-based fluorescent assays.