CAS 42498-58-8|3A-METHYL-3A,4,7,7A-TETRAHYDROISOBENZOFURAN-1,3-DIONE

Introduction:Basic information about CAS 42498-58-8|3A-METHYL-3A,4,7,7A-TETRAHYDROISOBENZOFURAN-1,3-DIONE, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common Name3A-METHYL-3A,4,7,7A-TETRAHYDROISOBENZOFURAN-1,3-DIONE
CAS Number42498-58-8Molecular Weight166.17400
Density1.251g/cm3Boiling Point292.4ºC at 760mmHg
Molecular FormulaC9H10O3Melting Point/
MSDS/Flash Point136.1ºC

Names

Name7a-methyl-4,7-dihydro-3aH-2-benzofuran-1,3-dione
SynonymMore Synonyms

Chemical & Physical Properties

Density1.251g/cm3
Boiling Point292.4ºC at 760mmHg
Molecular FormulaC9H10O3
Molecular Weight166.17400
Flash Point136.1ºC
Exact Mass166.06300
PSA43.37000
LogP1.04230
InChIKeySOOZEQGBHHIHEF-UHFFFAOYSA-N
SMILESCC12CC=CCC1C(=O)OC2=O

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KC9275000
CHEMICAL NAME :
Epoxy hardener zzla-0334
CAS REGISTRY NUMBER :
42498-58-8
LAST UPDATED :
199409
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C9-H10-O3
MOLECULAR WEIGHT :
166.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 6/22/1966
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 6/22/1966 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2460 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 6/22/1966
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1590 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 6/22/1966

Safety Information

Risk Phrases61-36/38-43-51/53-62
RIDADRUN 3082 9/PG 3
WGK Germany3
HS Code2932999099

Customs

HS Code2932999099
Summary2932999099. 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%

Synonyms

2,3,5,6-Tetrahydro-2-Methylphthalic Anhydride
EINECS 247-830-1
AC 220J
Lindride
cis-1,3-Dioxo-3a-methyl-4,7-dihydro-phthalan
1,2,3,6-Tetrahydromethylphthalic anhydride
MTHPA
ZZLA-0334
Epoxy hardener zzla-0334
Phthalic anhydride,methyltetrahydro
EINECS 255-853-3
1-methyl-cis-4-cyclohexene-1,2-dicarboxylic anhydride
CAS 42485-84-7|2-(ethylamino)-4-methylphenol
CAS 42501-53-1|3-AMINOADAMANTAN-1-OL HYDROBROMIDE
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