4,5,6,7-Tetrachloro-1,3-isobenzofurandione4,5,6,7-Tetrachloro-1,3-isobenzofurandione CAS NO.117-08-8

4,5,6,7-tetrachloro-1,3-isobenzofurandione basic information

product name:	4,5,6,7-tetrachloro-1,3-isobenzofurandione
synonyms:	4,5,6,7-tetrachloro-1,3-isobenzofurandione;niathal;tetrachlorophtharic anhydride;tetrachlorophthalic anhydride;tetrachloro-1,2-benzenedicarboxylic acid anhydride;tetrachloro-1,2-benzenedicarboxylic anhydride;tetrathal;tetrathal(r)
cas:	117-08-8
mf:	c8cl4o3
mw:	285.9
einecs:	204-171-4
product categories:	intermediates of dyes and pigments;phthalic acids, esters and derivatives;organics;anhydride monomers;monomers;polymer science
mol file:	117-08-8.mol

4,5,6,7-tetrachloro-1,3-isobenzofurandione chemical properties

mp	253-257 °c(lit.)
bp	371 °c(lit.)
density	1.49
vapor pressure	0.16 mm hg ( 145 °c)
fp	362°c
water solubility	0.8 mg/l (21 ºc)
sensitive	moisture sensitive
brn	211560
stability:	stable. reacts with water. combustible. incompatible with strong oxidizing agents. air and moisture sensitive.
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	1,3-isobenzofurandione, 4,5,6,7-tetrachloro-(117-08-8)

safety information

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
hazardclass	9
packinggroup	iii
hazardous substances data	117-08-8(hazardous substances data)

msds information

provider	language
4,5,6,7-tetrachloro-1,3-isobenzofurandione	english
acros	english
sigmaaldrich	english
alfa	english

4,5,6,7-tetrachloro-1,3-isobenzofurandione usage and synthesis

chemical properties	white needle-like crystals or powder
general description	odorless needle-like crystals or white powder.
air & water reactions	sensitive to air and moisture.
reactivity profile	4,5,6,7-tetrachloro-1,3-isobenzofurandione reacts exothermically with water. this reaction is expected to be slow, but can become vigorous if local heating accelerates it. reaction with water is accelerated by acids. incompatible with acids, strong oxidizing agents, alcohols, amines, and bases.
fire hazard	flash point data for 4,5,6,7-tetrachloro-1,3-isobenzofurandione are not available. 4,5,6,7-tetrachloro-1,3-isobenzofurandione is probably combustible.

4,5,6,7-tetrachloro-1,3-isobenzofurandione preparation products and raw materials

preparation products	acid red 92-->solvent red 135-->hexahydrophthalic anhydride -->cis-1,2-cyclohexanedicarboxylic anhydride
raw materials	chlorine-->sulfuric acid-->chlorosulfonic acid-->phthalic anhydride-->iodine-->1,2-dimethylbenzene

service we provide:

1. mixed container, we can mix different items in one container.

2. quality control, before shipment, free sample for test. after shipment, keep sample for 3 years

3. prompt shipment with professional documents

4. packing as your request, with photo before shipment