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Pyrogallol

Chemical Data

CAS No

87-66-1

Synonyms

1,2,3-Trihydroxybenzen;1,2,3-trihydroxy-benzen;1,2,3-trihydroxybenzen(czech);

1,2,3-trihydroxybenzene(pyrogallol);2,3-Dihydroxyphenol;Benzene, 1,2,3-trihydroxy-;benzene-1,2,3-triol;C.I. Oxidation Base 32

Molecular Formular

C18H12CuN2O2

Molecula Weight

126.11

EINECS NO

211-207-2

Appearance

White crystal powder

Packing

25kg fiber drum

Uses

It is a good antimycoltic agent.it is used in plastic-rubber, leather, paper, also used in pesticides, dyestuff

Product Categories:

FINE Chemical & INTERMEDIATES;Aromatic Hydrocarbons (substituted) & Derivatives;ACS Grade;Building Blocks;Chemical Synthesis;Essential Chemicals;Inorganic Salts;Organic Building Blocks;Oxygen Compounds;Polyols;Research Essentials;Solutions and Reagents;Hypericum perforatum (St John′;Nutrition Research;Phytochemicals by Plant (Food/Spice/Herb);s wort);Pharmacopoeia;Pharmacopoeia A-Z

Pyrogallol Chemical Properties

mp:43-47 °C(lit.)

bp :309 °C

density :1.112 g/mL at 25 °C(lit.)

vapor density:4.4 (vs air)

vapor pressure :10 mm Hg ( 167.7 °C)

refractive index:n20/D 1.387

Fp:>230 °F

storage temp.:Desiccate at RT

Water Solubility :400 g/L (25 ºC)

Sensitive : Light Sensitive

Merck:14,8000

BRN :907431

Stability: Stability Stable, but decolourises in light. Combustible. Incompatible with strong oxidising agents, alkalies, metal oxides, ammonia, antipyrine, phenol, iodine, lime water, menthol, potassium permanganate, strong bases.

CAS DataBase Reference: 87-66-1(CAS DataBase Reference)

NIST Chemistry Reference: 1,2,3-Benzenetriol(87-66-1)

EPA Substance Registry System: 1,2,3-Benzenetriol(87-66-1)

Storage

should be placed in drying & wind warehouse

Specification

Item

Specifications

Results

Appearance

White crystal powder

White crystal powder

Content,

99% min

99.07%

Appearance of solution

( water solubility)

The solution is clear

Conforms

Water .Loss on Drying,

0.50%max

0.20%

Melting point, ℃

131-135℃

132.0-134.5℃

Ignited residue, %

0.10% max

0.04%

Heavy metal

5ppm max

3ppm

Lead mg/kg

3ppm max

2ppm

AS mg/kg

3ppm max

0.50ppm

Chlorides

0.001% max

0.0002%

Sulphates

0.005% max

0.0021%

Conclusion

                         The above materials conform to company standard.