Phthalic anhydride Cas ： 85-44-9 -Nanjing Gesuke Technology Co., Ltd .

Phthalic anhydride Cas ： 85-44-9

Specifications:Content≥99.8%

Packing:25kg or according to customer requirements.

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Product Description

Name	Phthalic anhydride
Synonyms	AKOS BBS-00004337 anhydridephtalique Phthalic anhydride Anhydride phtalique o-Phthalic anhydride 2-Benzofuran-1,3-dione 2,5-Isobenzofurandione 2-benzofuran-1,3-dione Anhydrid kyseliny ftalove anhydridephtalique(french) anhydridephtalique(etatvitreux) 1,2-Benzenedicarboxylic Anhydride 2,2'-(oxydicarbonyl)dibenzoic acid
CAS	85-44-9
EINECS	201-607-5
InChI	InChI=1/C16H10O7/c17-13(18)9-5-1-3-7-11(9)15(21)23-16(22)12-8-4-2-6-10(12)14(19)20/h1-8H,(H,17,18)(H,19,20)

85-44-9 - Physico-chemical Properties

Molecular Formula	C8H4O3
Molar Mass	148.12
Density	1,53 g/cm3
Melting Point	131-134°C(lit.)
Boling Point	284°C(lit.)
Flash Point	152 °C
Water Solubility	6 g/L (20 ºC)
Solubility	6g/l (slow decomposition)
Vapor Presure	<0.01 mm Hg ( 20 °C)
Vapor Density	5.1 (vs air)
Appearance	Flaky Crystals
Color	White
Odor	Characteristic choking odor
Exposure Limit	NIOSH REL: TWA 6 mg/m3 (1 ppm), IDLH 60 mg/m3; OSHA PEL: TWA 12mg/m3 (2 ppm); ACGIH TLV: TWA 1 ppm (adopted).
Merck	14,7372
BRN	118515
PH	2 (6g/l, H2O, 20℃)
Storage Condition	Store below +30°C.
Stability	Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air.
Sensitive	Moisture Sensitive
Explosive Limit	1.7-10.5%(V)
Refractive Index	1.4500 (estimate)
Physical and Chemical Properties	Character White needle-like crystals, with a slight odor. melting point 131.6 ℃ boiling point 295 ℃ relative density 1.527 flash point 151.7 ℃ solubility slightly soluble in hot water and ether, soluble in ethanol, benzene and pyridine.
Use	Used as analytical reagents, but also for organic synthesis

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