Top Suppliers:I want be here



89-32-7

89-32-7 structure
89-32-7 structure

Name 1,2,4,5-Benzenetetracarboxylic anhydride
Synonyms pyromelliticacidanhydride
benzene-1,2,4,5-tetracarboxylic dianhydride
Pyromellitic dianhydride
pyromellithic dianhydride
1,2,4,5-benzenetetracarboxylic dianhydride
1H,3H-Furo[3,4-f][2]benzofuran-1,3,5,7-tetrone
EINECS 201-898-9
BDFtetron
Piromellitic dianhydride
Pyromellitic dianhyd
MFCD00005005
1H,3H-Benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone
Pyromellitic anhydride
PMDA
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
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
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%