438596

3-Cyano-7-hydroxy-4-methylcoumarin

97%

• Empirical Formula (Hill Notation): C₁₁H₇NO₃
• CAS Number: 2829-46-1
• Molecular Weight: 201.18
• NACRES: NA.22
• PubChem Substance ID: 24867462
• UNSPSC Code: 12352100
• MDL number: MFCD00674007
• Assay: 97%

Properties

• Quality Segment: 100
• assay: 97%
• mp: 300-304 °C (lit.)
• functional group: ester, nitrile
• SMILES string: CC1=C(C#N)C(=O)Oc2cc(O)ccc12
• InChI: 1S/C11H7NO3/c1-6-8-3-2-7(13)4-10(8)15-11(14)9(6)5-12/h2-4,13H,1H3
• InChI key: GLGBPOSQDAZSIZ-UHFFFAOYSA-N

Description

General description

3-Cyano-7-hydroxy-4-methylcoumarin has been isolated from Curcuma longa isopropanol extract.

Application

3-Cyano-7-hydroxy-4-methylcoumarin (CHMC) may be used as reagent for the stereo-specific preparation of R_P- and S_P-O-alkyl methylphosphonyl-CHMC esters.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302 + H312 + H332,H315,H319,H335
• pcodes: P261 - P280 - P301 + P312 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves