trimellitic anhydride

Modify Date: 2024-01-02 16:59:00

trimellitic anhydride Structure
trimellitic anhydride structure
Common Name trimellitic anhydride
CAS Number 552-30-7 Molecular Weight 192.125
Density 1.7±0.1 g/cm3 Boiling Point 470.6±28.0 °C at 760 mmHg
Molecular Formula C9H4O5 Melting Point 163-166 °C(lit.)
MSDS Chinese USA Flash Point 201.3±17.5 °C
Symbol GHS05 GHS07 GHS08
GHS05, GHS07, GHS08
Signal Word Danger

 Names

Name trimellitic anhydride
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 470.6±28.0 °C at 760 mmHg
Melting Point 163-166 °C(lit.)
Molecular Formula C9H4O5
Molecular Weight 192.125
Flash Point 201.3±17.5 °C
Exact Mass 192.005875
PSA 80.67000
LogP 1.28
Vapour density 6.6 (vs air)
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.662
Stability Stable. Moisture sensitive.
Water Solubility DECOMPOSES

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DC2050000
CHEMICAL NAME :
1,2,4-Benzenetricarboxylic acid 1,2-anhydride
CAS REGISTRY NUMBER :
552-30-7
BEILSTEIN REFERENCE NO. :
0009394
LAST UPDATED :
199712
DATA ITEMS CITED :
25
MOLECULAR FORMULA :
C9-H4-O5
MOLECULAR WEIGHT :
192.13
WISWESSER LINE NOTATION :
T56 BVOVJ GVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LC - Lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>7400 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,1642,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1900 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 18(7),57,1974
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
5600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,1642,1991 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
258 ug/m3/6H/10D-I
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 87,67,1987 *** REVIEWS *** ACGIH TLV-CL 0.04 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 TOXICOLOGY REVIEW BPCT** Progress Report from the Environmental Protection Agency to NIOSH on Benzenepolycarboxylates, 1974 Volume(issue)/page/year: -,183,1974 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.005 ppm (0.059 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.1 mg/m3 JAN 1993 OEL-FRANCE:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.004 ppm (0.04 mg/m3) JAN 1993 OEL-RUSSIA:STEL 0.1 mg/m3 JAN 1993 OEL-SWEDEN:TWA 0.005 ppm (0.04 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.005 ppm (0.04 mg/m3);STEL 0.01 ppm JAN 1993 OEL-UNITED KINGDOM:TWA 0.04 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO TRIMELLITIC ANHYDRIDE-air:10H TWA 0.005 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83588 No. of Facilities: 196 (estimated) No. of Industries: 8 No. of Occupations: 31 No. of Employees: 11308 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83588 No. of Facilities: 358 (estimated) No. of Industries: 9 No. of Occupations: 13 No. of Employees: 17745 (estimated) No. of Female Employees: 5236 (estimated)

 Safety Information

Symbol GHS05 GHS07 GHS08
GHS05, GHS07, GHS08
Signal Word Danger
Hazard Statements H317-H318-H334-H335
Precautionary Statements P261-P280-P305 + P351 + P338-P342 + P311
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes Xn:Harmful
Risk Phrases R37;R41;R42/43
Safety Phrases S22-S26-S36/37/39
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS DC2050000
HS Code 29173980

 Synthetic Route

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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 Synonyms

EINECS 209-008-0
Anhydrosepedonin
1,3-dioxo-1,3-dihydro-isobenzofuran-5-carboxylic acid
MFCD00005925
Anhydrotrimellitic acid
4-carboxyphthalic anhydride
1,2,4-Benzenetricarboxylic anhydride
1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid
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