Terephthalic acid

Modify Date: 2024-01-01 19:17:18

Terephthalic acid Structure
Terephthalic acid structure
Common Name Terephthalic acid
CAS Number 100-21-0 Molecular Weight 166.13100
Density 1,51 g/cm3 Boiling Point 392.4ºC at 760 mmHg
Molecular Formula C8H6O4 Melting Point 300 °C
MSDS Chinese USA Flash Point 260°C

 Use of Terephthalic acid


Terephthalic acid is one isomer of the three phthalic, a precursor to the polyester PET, used to make clothing and plastic bottles.

 Names

Name terephthalic acid
Synonym More Synonyms

 Terephthalic acid Biological Activity

Description Terephthalic acid is one isomer of the three phthalic, a precursor to the polyester PET, used to make clothing and plastic bottles.
Related Catalog
Target

Human Endogenous Metabolite

References

[1]. Heck HD, et al. The induction of bladder stones by terephthalic acid, dimethyl terephthalate, and melamine (2,4,6-triamino-s-triazine) and its relevance to risk assessment. Regul Toxicol Pharmacol. 1985 Sep;5(3):294-313.

 Chemical & Physical Properties

Density 1,51 g/cm3
Boiling Point 392.4ºC at 760 mmHg
Melting Point 300 °C
Molecular Formula C8H6O4
Molecular Weight 166.13100
Flash Point 260°C
Exact Mass 166.02700
PSA 74.60000
LogP 1.08300
Vapour Pressure 1.83E-15mmHg at 25°C
Index of Refraction 1.648
Storage condition 0-6°C
Stability Stable. Combustible. Incompatible with strong oxidizing agents.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WZ0875000
CHEMICAL NAME :
Terephthalic acid
CAS REGISTRY NUMBER :
100-21-0
BEILSTEIN REFERENCE NO. :
1909333
LAST UPDATED :
199712
DATA ITEMS CITED :
15
MOLECULAR FORMULA :
C8-H6-O4
MOLECULAR WEIGHT :
166.14
WISWESSER LINE NOTATION :
QVR DVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,317,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>6400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1430 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CPBTAL Chemical and Pharmaceutical Bulletin. (Japan Pub. Trading Co., USA, 1255 Howard St., San Francisco, CA 94103) V.6- 1958- Volume(issue)/page/year: 16,1655,1968
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
767 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 18,469,1971 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
364 gm/kg/1Y-C
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - effect, not otherwise specified Liver - changes in liver weight
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570926
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5 mg/m3/2H/26W-I
TOXIC EFFECTS :
Vascular - BP lowering not characterized in autonomic section Blood - pigmented or nucleated red blood cells Nutritional and Gross Metabolic - weight loss or decreased weight gain
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: 7,91,1965
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5964 mg/kg/7D-I
TOXIC EFFECTS :
Liver - liver function tests impaired
REFERENCE :
CPBTAL Chemical and Pharmaceutical Bulletin. (Japan Pub. Trading Co., USA, 1255 Howard St., San Francisco, CA 94103) V.6- 1958- Volume(issue)/page/year: 16,1655,1968 *** REVIEWS *** ACGIH TLV-TWA 10 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82013 No. of Facilities: 1682 (estimated) No. of Industries: 26 No. of Occupations: 42 No. of Employees: 22732 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82013 No. of Facilities: 282 (estimated) No. of Industries: 8 No. of Occupations: 16 No. of Employees: 6456 (estimated) No. of Female Employees: 2563 (estimated)

 Safety Information

Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS WZ0875000
HS Code 2917361100

 Synthetic Route

 Customs

HS Code 2917361100
Summary 2917361100 terephthalic acid。Supervision conditions:None。VAT:17.0%。Tax rebate rate:13.0%。Lowest tariff:6.5%。General tariff:30.0%

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 Synonyms

TEREPHTHALIC ACID FOR SYNTHESIS
TEREPHTHALIC ACID/BENZENE-1,4-DICARBOXYLIC ACID
benzene-1,4-dicarboxylic acid
p-Phthalic Acid
PURIFIED TEREPHTHALIC ACID
MFCD00002558
Terephthalic acid
EINECS 202-830-0
Terephthalicacid
P-BENZENEDICARBOXYLIC ACID
Caffeic acid
TEREPHTHALIC ACID (TPA)
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