Tetrachlorophthalic anhydride , 98% , 117-08-8

Synonym(s):
Tetrachlorophthalic anhydride;4,5,6,7-Tetrachloroisobenzofuran-1,3-dione;3,4,5,6-Tetrachlorophthalic anhydride;4,5,6,7-Tetrachloro-1,3-isobenzofurandione;Niagathal

Update time: 2022-07-08

Melting point:	253-257 °C(lit.)
Boiling point:	371 °C(lit.)
Density	1.49
vapor pressure	0.16 mm Hg ( 145 °C)
Flash point:	362°C
storage temp.	Store below +30°C.
solubility	Chloroform (Slightly, Heated), DMSO (Heated), Methanol (Slightly, Heated)
pka	3.01[at 20 ℃]
form	Flakes
color	White to off-white
Water Solubility	0.8 mg/L (21 ºC)
Sensitive	Moisture Sensitive
BRN	211560
Exposure limits	ACGIH: TWA 0.002 mg/m3 (Skin)
Stability:	Stable. Reacts with water. Combustible. Incompatible with strong oxidizing agents. Air and moisture sensitive.
InChI	1S/C8Cl4O3/c9-3-1-2(8(14)15-7(1)13)4(10)6(12)5(3)11
InChIKey	AUHHYELHRWCWEZ-UHFFFAOYSA-N
SMILES	Clc1c(Cl)c(Cl)c2C(=O)OC(=O)c2c1Cl
LogP	3.2 at 25℃
CAS DataBase Reference	117-08-8(CAS DataBase Reference)
NIST Chemistry Reference	1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-(117-08-8)
EPA Substance Registry System	Tetrachlorophthalic anhydride (117-08-8)

Intermediate in dyes, pharmaceuticals, plasticizers, and other organic materials; flame-retardant in epoxy resins.

Symbol(GHS)	GHS05,GHS08,GHS09
Signal word	Danger
Hazard statements	H317-H318-H334-H350-H373-H410
Precautionary statements	P201-P261-P273-P280-P305+P351+P338-P308+P313
Hazard Codes	T,N,Xn
Risk Statements	45-41-42/43-50/53-48/22
Safety Statements	53-22-24-26-37/39-45-60-61-36/37/39
RIDADR	UN 3077 9/PG 3
WGK Germany	2
RTECS	TI3450000
F	10-21
TSCA	TSCA listed
HazardClass	9
PackingGroup	III
HS Code	29173990
Storage Class	6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
Hazard Classifications	Aquatic Acute 1 Aquatic Chronic 1 Carc. 1B Eye Dam. 1 Resp. Sens. 1 Skin Sens. 1 STOT RE 2
Hazardous Substances Data	117-08-8(Hazardous Substances Data)
Toxicity	LD50 orally in Rabbit: > 15800 mg/kg LD50 dermal Rabbit > 5000 mg/kg