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27645

Gallic acid monohydrate

≥99% (HPLC), solid

Synonym(s):

3,4,5-Trihydroxybenzoic acid monohydrate

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About This Item

Linear Formula:
(HO)3C6H2CO2H · H2O
CAS Number:
Molecular Weight:
188.13
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21
EC Number:
205-749-9
Beilstein/REAXYS Number:
2050274
Assay:
≥99% (HPLC)
Form:
solid
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Product Name

Gallic acid monohydrate, ≥99% (HPLC)

Quality Segment

assay

≥99% (HPLC)

form

solid

impurities

7-12% water (Karl Fischer)

ign. residue

≤0.1% (as SO4)

mp

252 °C (dec.) (lit.)

anion traces

chloride (Cl-): ≤200 mg/kg, sulfate (SO42-): ≤100 mg/kg

SMILES string

OC(=O)c1cc(O)c(O)c(O)c1

InChI

1S/C7H6O5/c8-4-1-3(7(11)12)2-5(9)6(4)10/h1-2,8-10H,(H,11,12)/p-1

InChI key

LNTHITQWFMADLM-UHFFFAOYSA-M

General description

Gallic acid monohydrate is a phenolic acid. It is a planar molecule with two intramolecular hydrogen bonds and five intermolecular hydrogen bonds.

Application

Gallic acid monohydrate can be used as a reducing agent to synthesize Tin oxide (SnO2) nanoparticles via the precipitation method using stannous chloride as a precursor salt.

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398225G7384PHL89198
description

≥99% (HPLC)

description

ACS reagent, ≥98.0%

description

97.5-102.5% (titration)

description

phyproof® Reference Substance

assay

≥99% (HPLC)

assay

≥98.0%

assay

97.5-102.5% (titration)

assay

≥98.0% (HPLC)

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

-

mp

252 °C (dec.) (lit.)

mp

252 °C (dec.) (lit.)

mp

251 °C (dec.) (lit.)

mp

251 °C (dec.) (lit.)

form

solid

form

powder

form

powder

form

-

ign. residue

≤0.1% (as SO4)

ign. residue

≤0.005%

ign. residue

-

ign. residue

-

impurities

7-12% water (Karl Fischer)

impurities

≤0.01% insolubles

impurities

-

impurities

-


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Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

482.0 °F - closed cup

flash_point_c

250 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves



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