85-44-9 Phthalic anhydride

Superiority:

Product Name: Phthalic anhydride
Synonyms: AKOS BBS-00004337;2-Benzofuran-1,3-dione;Anhydrid kyseliny ftalove;Anhydride phtalique;anhydridephtalique;anhydridephtalique(etatvitreux);anhydridephtalique(french);1,2-Benzenedicarboxylic Anhydride
CAS: 85-44-9
MF: C8H4O3
MW: 148.12
EINECS: 201-607-5
Product Categories: Building Blocks;Carbonyl Compounds;Carboxylic Acid Anhydrides;Chemical Synthesis;Organic Building Blocks;pharmacetical;Organic Building Blocks;ACS GradeOrganic Building Blocks;Carbonyl Compounds;Carboxylic Acid Anhydrides;Essential Chemicals;Routine Reagents
Mol File: 85-44-9.mol

Phthalic anhydride Chemical Properties
Melting point  131-134 °C(lit.)
Boiling point  284 °C(lit.)
density  1,53 g/cm3
vapor density  5.1 (vs air)
vapor pressure  <0.01 mm Hg ( 20 °C)
refractive index  1.4500 (estimate)
Fp  152 °C
storage temp.  Store at RT.
solubility  6g/l (slow decomposition)
form  Flaky Crystals
color  White
Odor Characteristic choking odor
PH 2 (6g/l, H2O, 20℃)
PH Range 2 at 6 g/l at 20 °C
explosive limit 1.7-10.5%(V)
Water Solubility  6 g/L (20 ºC)
Sensitive  Moisture Sensitive
Merck  14,7372
BRN  118515
Henry's Law Constant 6.29 at 20 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits NIOSH REL: TWA 6 mg/m3 (1 ppm), IDLH 60 mg/m3; OSHA PEL: TWA 12 mg/m3 (2 ppm); ACGIH TLV: TWA 1 ppm (adopted).
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air.
CAS DataBase Reference 85-44-9(CAS DataBase Reference)
NIST Chemistry Reference Phthalic anhydride(85-44-9)
EPA Substance Registry System Phthalic anhydride (85-44-9)

Hazard Codes  Xn
Risk Statements  22-37/38-41-42/43
Safety Statements  23-24/25-26-37/39-46-22
RIDADR  2214
WGK Germany  1
RTECS  TI3150000
F  10-21
Autoignition Temperature 580 °C
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29173500
Hazardous Substances Data 85-44-9(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1530 mg/kg LD50 dermal Rabbit > 3160 mg/kg