3,4-Dimethylumbelliferone

3,4-二甲基伞形酮

Also known as: 3,4-Dimethyl-7-hydroxycoumarin, 7-Hydroxy-3,4-dimethylcoumarin, 7-Hydroxy-3,4-dimethyl-2H-chromen-2-one, 7-Hydroxy-3,4-dimethyl-2H-1-benzopyran-2-one, 3,4-Dimethyl-7-hydroxy-2H-1-benzopyran-2-one, DIMETHYLUMBELLIFERONE,3,4-, MFCD00037511

CAS No.: 2107-78-0
Jingsj CID: J-20067-5
Molecular Formula: C₁₁H₁₀O₃
Chinese Name: 3,4-二甲基伞形酮
Molecular Weight: 190.19500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	377.1ºC at 760 mmHg
Density	1.255 g/cm3
Flash Point	170.2ºC

Frequently Asked Questions

What is the CAS number of 3,4-Dimethylumbelliferone?

2107-78-0

What are the molecular formula and molecular weight of 3,4-Dimethylumbelliferone?

C11H10O3, molecular weight 190.19500 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026