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CAS Number: 2107-78-0
7-hydroxy-3,4-dimethyl-2H-chromen-2-one

Structure

7-hydroxy-3,4-dimethyl-2H-chromen-2-one
Name: 7-hydroxy-3,4-dimethyl-2H-chromen-2-one
Synonyms:
General Information
Product Number: 2107780

CAS Registry Number 2107-78-0
Name:
2H-​1-​Benzopyran-​2-​one, 7-​hydroxy-​3,​4-​dimethyl-
Coumarin, 7-hydroxy-3,4-dimethyl- (7CI,8CI)
Umbelliferone, 3,4-dimethyl- (6CI)
3,4-Dimethyl-7-hydroxycoumarin
7-Hydroxy-3,4-dimethyl-2-oxo-2H-1-benzopyran
7-Hydroxy-3,4-dimethylcoumarin

 

Chemical Formula: C11H10O3
Exact Mass: 190.06
Molecular Weight: 190.20
m/z: 190.06 (100.0%), 191.07 (12.1%), 192.07 (1.3%)

 

InChI:InChI=1S/C11H10O3/c1-6-7(2)11(13)14-10-5-8(12)3-4-9(6)10/h3-5,12H,1-2H3

InChI Key:QEEXKPYVMOIPKR-UHFFFAOYSA-N

Canonical SMILES:CC1=C(C(=O)OC2=C1C=CC(=C2)O)C

 

Thermal Properties Value Condition Note
Melting Point 262-264 °C Solv: ethanol (64-17-5) (3)CAS
Melting Point 262 °C Solv: ethanol (64-17-5) (6)CAS
Melting Point 256 °C   (7)CAS
Melting Point 256 °C   (8)CAS
Melting Point 256 °C Solv: ethanol (64-17-5) (9)CAS
Melting Point 255-256 °C Solv: methanol (67-56-1) (2)CAS

Specification

98%

References
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  7. (10) Shah, R. H.; Journal of the Indian Chemical Society 1942, V19, P481-5 CAPLUS
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  12. (15) Patil, Sachin; Synthetic Communications 2006, V36(4), P525-531 CAPLUS
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