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Tetrachlorophthalic acid

CAS No.
632-58-6
Chemical Name:
Tetrachlorophthalic acid
Synonyms
TIMTEC-BB SBB001247;RARECHEM AL BO 1285;tetrachloro-phthalicaci;TETRACHLOROPHTHALIC ACID;Tetrachlorophthalicacid,hemih;TETRACHLOROPHTHALIC ACID HEMIHYDRATE;Tetrachlorophthalic Acid Hemihydrate>Tetrachloro-1,2-benzenedicarboxylic acid;3,4,5,6-tetrachloro-2-benzenedicarboxylicacid;3,4,5,6-tetrachloro-1,2-benzenedicarboxylicacid
CBNumber:
CB4196965
Molecular Formula:
C8H2Cl4O4
Molecular Weight:
303.91
MDL Number:
MFCD00053309
MOL File:
632-58-6.mol
MSDS File:
SDS
Last updated:2023-06-08 17:06:38

Tetrachlorophthalic acid Properties

Melting point 98°C
Boiling point 418.21°C (rough estimate)
Density 1.8331 (rough estimate)
refractive index 1.5282 (estimate)
storage temp. Sealed in dry,Room Temperature
solubility soluble in Methanol
form powder to crystal
pka 0.55±0.32(Predicted)
color White
Water Solubility Sparingly soluble
Stability Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 632-58-6(CAS DataBase Reference)
FDA UNII W0ENH3M7X7
EPA Substance Registry System Tetrachlorophthalic acid (632-58-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338
Risk Statements  36/37/38
Safety Statements  36/37/39
RTECS  TI2795000
HS Code  2917.39.7000
NFPA 704
0
1 0

Tetrachlorophthalic acid price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical T0070 Tetrachlorophthalic Acid Hemihydrate >98.0%(T) 632-58-6 25g $19 2024-03-01 Buy
TCI Chemical T0070 Tetrachlorophthalic Acid Hemihydrate >98.0%(T) 632-58-6 500g $179 2024-03-01 Buy
TRC T889700 3,4,5,6-TetrachlorophthalicAcid 632-58-6 50g $75 2021-12-16 Buy
SynQuest Laboratories 2621-5-01 Tetrachlorophthalic acid 632-58-6 25g $20 2021-12-16 Buy
SynQuest Laboratories 2621-5-01 Tetrachlorophthalic acid 632-58-6 100g $50 2021-12-16 Buy
Product number Packaging Price Buy
T0070 25g $19 Buy
T0070 500g $179 Buy
T889700 50g $75 Buy
2621-5-01 25g $20 Buy
2621-5-01 100g $50 Buy

Tetrachlorophthalic acid Chemical Properties,Uses,Production

Chemical Properties

colourless crystals

Uses

Dyes, intermediates.

General Description

Colorless plates.

Air & Water Reactions

Sparingly water soluble.

Reactivity Profile

A chlorinated organic acid. Carboxylic acids donate hydrogen ions if a base is present to accept them. They react in this way with all bases, both organic (for example, the amines) and inorganic. Their reactions with bases, called "neutralizations", are accompanied by the evolution of substantial amounts of heat. Neutralization between an acid and a base produces water plus a salt. Carboxylic acids with six or fewer carbon atoms are freely or moderately soluble in water; those with more than six carbons are slightly soluble in water. Soluble carboxylic acid dissociate to an extent in water to yield hydrogen ions. The pH of solutions of carboxylic acids is therefore less than 7.0. Many insoluble carboxylic acids react rapidly with aqueous solutions containing a chemical base and dissolve as the neutralization generates a soluble salt. Carboxylic acids in aqueous solution and liquid or molten carboxylic acids can react with active metals to form gaseous hydrogen and a metal salt. Such reactions occur in principle for solid carboxylic acids as well, but are slow if the solid acid remains dry. Even "insoluble" carboxylic acids may absorb enough water from the air and dissolve sufficiently in Tetrachlorophthalic acid to corrode or dissolve iron, steel, and aluminum parts and containers. Carboxylic acids, like other acids, react with cyanide salts to generate gaseous hydrogen cyanide. The reaction is slower for dry, solid carboxylic acids. Insoluble carboxylic acids react with solutions of cyanides to cause the release of gaseous hydrogen cyanide. Flammable and/or toxic gases and heat are generated by the reaction of carboxylic acids with diazo compounds, dithiocarbamates, isocyanates, mercaptans, nitrides, and sulfides. Carboxylic acids, especially in aqueous solution, also react with sulfites, nitrites, thiosulfates (to give H2S and SO3), dithionites (SO2), to generate flammable and/or toxic gases and heat. Their reaction with carbonates and bicarbonates generates a harmless gas (carbon dioxide) but still heat. Like other organic compounds, carboxylic acids can be oxidized by strong oxidizing agents and reduced by strong reducing agents. These reactions generate heat. A wide variety of products is possible. Like other acids, carboxylic acids may initiate polymerization reactions; like other acids, they often catalyze (increase the rate of) chemical reactions.

Fire Hazard

Flash point data for Tetrachlorophthalic acid are not available; Tetrachlorophthalic acid is probably combustible.

58863-15-3
632-58-6
Synthesis of Tetrachlorophthalic acid from 1,2,3,4,5,6,8-HEPTACHLORONAPHTHALENE
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View Lastest Price from Tetrachlorophthalic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Tetrachlorophthalic acid pictures 2020-01-09 Tetrachlorophthalic acid
632-58-6
US $1.00 / KG 1KG 99% 100KG Career Henan Chemical Co
tetrachloro-phthalicaci Tetrachlorophthalicacid,hemih 1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrachloro- TETRACHLOROPHTHALIC ACID HEMIHYDRATE 2-Benzenedicarboxylicacid,3,4,5,6-tetrachloro-1 3,4,5,6-tetrachloro-1,2-benzenedicarboxylicacid 3,4,5,6-tetrachloro-2-benzenedicarboxylicacid RARECHEM AL BO 1285 TIMTEC-BB SBB001247 Tetrachloro-1,2-benzenedicarboxylic acid TETRACHLOROPHTHALIC ACID Tetrachlorophthalic Acid Hemihydrate> 632-58-6 117-08-0 C6Cl4COOH2 C8H2Cl4O412H2O Cl4C6COOH2 C8H2Cl4O4sup1sup2H2O C8H2Cl4O4H2O Phthalic Acids, Esters and Derivatives Intermediates of Dyes and Pigments