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淮安諾富德科技有限公司

Huaian Novotel Technology Co., Ltd.

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Gallic acid

Product name Gallic acid
Alias 3,4,5-Trihydroxybenzoic acid; Pyrogallol-5-carboxylic acid; Gallic Acid Anhydrous; Gallic acid(anhydrous)
CAS RN 149-91-7
EINECS number 205-749-9
Molecular formula C7H6O5
Molecular weight 170.1195
Physical and chemical properties Needle-like crystals (crystallized from anhydrous methanol and chloroform), when sublimed at 210°C, a stable crystal is obtained, 258~265°C (decomposition) and an unstable crystal, with a melting point of 225~230°C. The density is 1.694g/cm3 (60°C).  Lose crystal water within 100~120℃. 1g is dissolved in 87ml water, 3ml boiling water, 6ml ethanol, 100ml ether, 10ml glycerol, 5ml acetone. Insoluble in benzene, chloroform, petroleum ether.
Uses It has antibacterial effect and can treat bacillary dysentery. It has the effects of astringent, hemostasis and diarrhea. Can be used as a preservative. It can prepare pyrogallic acid, drugs, inks, vehicle dyes and anti-explosive agents. It is also used as a developer and analytical reagent for detecting free mineral acids, dihydroxyacetone, alkaloids and metals.

淮安諾富德科技有限公司

Huaian Novotel Technology Co., Ltd.

Integrate scientific research, development, production and sales

New-type pharmaceutical and chemical enterprises

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