o-Hydroxymethylbenzoic acid lactone (Phthalide) Usage: intermediate of dye and pesticide, etc CAS No.: 87-41-2

o-Hydroxymethylbenzoic acid lactone (Phthalide)

Alias: 1(3H)-iso-Benzofuruancne

Name: 1.3-Dihydrobenzo[C]furan-2-ono; 1-Phthalanone; o-Hydruxymethylbenzoic acid lactone

Structural formula:

Molecular formula: C8H6O2

Molecular weight: 134.13

CAS No.: 87-41-2

Technical index:

Index name	Technical index
Assay %≥	99
Melting point °C	65.8~75(unstable)

Behaviour: needle or flaky crystal, Relative density 1.636(99.1/4°C).

Refractive index: 1.536(99.1°C) Soluble in alcohol, ether and hot water, slightly soluble in cold water.

Packing: 25kg/bag, inner packed with woven bag, outside with plastic bag.

Storage: kept in cool and ventilating place.

Usage: intermediate of dye and pesticide, etc.

o-Hydroxymethylbenzoic acid lactone (Phthalide)