Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,2,4,5-Benzenetetracarboxylic anhydride
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1,2,4,5-Benzenetetracarboxylic anhydride
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

89-32-7

89-32-7 structure

Name: PMDA
Chemical Name: 1,2,4,5-Benzenetetracarboxylic anhydride
CAS Number: 89-32-7
Molecular Formula: C₁₀H₂O₆
Molecular Weight: 218.119
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Pyridine derivative
Create Date: 2018-08-23 17:20:31
Modify Date: 2026-06-29 18:04:14

Name	1,2,4,5-Benzenetetracarboxylic anhydride
Synonyms	1,2,4,5-BENZENETETRACBOXYLIC-1,2:4,5-D 1,2,4,5-Benzenetetracrboxylicdianhydride Pyromellitic acid anhydride 1,2,4,5-Benzenetetracboxylic anhydride, R 1h,3h-benzo(1,2-c:4,5-c’)difuran-1,3,5,7-tetrone TIMTEC-BB SBB008218 Benzene-1,2,4,5-tetracboxylic dianhydride, PMDA Pyromellitic acid dianhydride benzenetetracboxylic anhydride pyromelliticacidanhydride 1,2,4,5-benzenetetracarboxylic dianhydride benzene-1,2:4,5-tetracboxylic dianhydride benzene-1,2:4,5-tetracboxylic dianhydride pyromellitic dianhydride PyromeL pyromellitic1,2:4,5-dianhydride PYRYMELLITIC DIANHYDRIDE (PMDA) 1,2,4,5-BENZENETETRACBOXYLIC DIANHYDRIDE BDFtetron 1H,3H-Benzo[1,2-c,4,5-c’]difuran-1,3,5,7-tetrone Piromellitic dianhydride 1,2,4,5-Benzenetetracboxylic acid 1,2:4,5-dianhydride Pyromellitic dianhydride( PMDA) ,powder Pyromellitic dianhydride, [1,2,4,5-Benzenetetracboxylic dianhydride] PYROMELLITIC DIANHYDRIDE Pyromellitic Dianhydride (purified by sublimation) Pyromellitic dianhydride pyromellithic dianhydride 1H,3H-Benzo[1,2-c:4,5-c’]difuran-1,3,5,7-tetrone BENZENE-1,2,4,5-TETRACBOXYLIC 1,2,4,5-DIANHYDRIDE 1H,3H-Furo[3,4-f][2]benzofuran-1,3,5,7-tetrone 1,2,3,4-Benzenetetracboxylic dianhydride PYROMELLITIC DIANHYDRIDE (PMDA) 1,3-dioxo-1,3-dihydroisobenzofuran-5,6-dicboxylic acid PYROMELLITIC DIANHYDRIDE (1,2,4,5-BENZENETETRACBOXYLIC ANHYDRIDE) Terhthalic acid anhydride 2,4,5-BENZENETETRACBOXYLICANHYDRIDE BENZENE-1,2,4,5-TETRACBOXYLIC DIANHYDRIDE 1,2,4,5-benzenetetracboxylic1,2:4,5-dianhydride pyromellitic dianhydride, milled 1,2,4,5-BENZENE TETRACBOXYLIC DIANHYDRIDE (PMDA, PYROMELLITIC DIANHYDRIDE) 4,5-c]difuran-1,3,5,7-tetraone pyromelliticaciddianhydride 1H,3H-Benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone 1,2,4,5-BENZENETETRACBOXYLIC ANHYDRIDE 1, 2, 4, 5-Benzenetetracboxylic acid anhydride 1,2,4,5benzenetetracboxylic1,2:4,5dianhydride benzene-1,2,4,5-tetracarboxylic dianhydride Furo[3,4-f]benzoxole-1,3,5,7-tetrone Benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetraone itic dianhydride 1,2,4,5-BENENETETRACBOXYLIC ANHYDRIDE EINECS 201-898-9 1,2,3,4-Benzetetracboxylic dianhydride PYRROMELITICACIDDIANHYDRIDE 1,2,4,5-Benzenetetracboxylic 1,2:4,5-dianhydride Benzo[1,2-c Pyromellitic dianhyd Pyromelliticanhydride MFCD00005005 Pyromellitic dianhydride( PMDA) ,crystal Pyromellitic anhydride

Density	1.9±0.1 g/cm3
Boiling Point	398.6±15.0 °C at 760 mmHg
Melting Point	283-286 °C(lit.)
Molecular Formula	C₁₀H₂O₆
Molecular Weight	218.119
Flash Point	183.5±20.4 °C
Exact Mass	217.985138
PSA	94.56000
LogP	0.98
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.708
Water Solubility	decomposes

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB9300000

CAS REGISTRY NUMBER :: 89-32-7

LAST UPDATED :: 199712

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C10-H2-O6

MOLECULAR WEIGHT :: 218.12

WISWESSER LINE NOTATION :: T C565 DVOV JVOVJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2250 mg/kg

TOXIC EFFECTS :: Behavioral - excitement Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(11),79,1986

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 150 mg/m3/4H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,105,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2400 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - changes in motor activity (specific assay) Behavioral - muscle weakness

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 14,125,1975

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 1595 mg/kg

TOXIC EFFECTS :: Behavioral - excitement Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(11),79,1986 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1320 mg/kg/30D-I

TOXIC EFFECTS :: Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(11),79,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84105 No. of Facilities: 62 (estimated) No. of Industries: 6 No. of Occupations: 9 No. of Employees: 721 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84105 No. of Facilities: 64 (estimated) No. of Industries: 4 No. of Occupations: 3 No. of Employees: 1926 (estimated) No. of Female Employees: 728 (estimated)

Symbol	GHS05, GHS08
Signal Word	Danger
Hazard Statements	H317-H318-H334
Precautionary Statements	P261-P280-P284-P304 + P340-P305 + P351 + P338 + P310
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn:Harmful;
Risk Phrases	R41;R42/43
Safety Phrases	S22-S24-S26-S37/39
RIDADR	1760.0
WGK Germany	1
RTECS	DB9300000
Hazard Class	8.0
HS Code	2917399090

Precursor 10
89-05-4 95-93-2 39144-22-4 119-64-2
85-01-8 120-12-7 5440-71-1 5325-97-3
5803-67-8 782-27-4
DownStream 9
19014-14-3 23565-55-1 2550-73-4 23831-53-0
635-10-9 7440-44-0 135989-69-4 89-05-4
6862-68-6

HS Code	2932190090
Summary	2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

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