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China
Product Name: 10-METHYLBENZO[A]PYRENE
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63104-32-5

63104-32-5 structure

63104-32-5 structure

Name: 10-methylbenzo[a]pyrene
Chemical Name: 10-methylbenzo[a]pyrene
CAS Number: 63104-32-5
Molecular Formula: C₂₁H₁₄
Molecular Weight: 266.33600
Create Date: 2016-04-06 15:14:14
Modify Date: 2025-09-19 11:05:23

Name	10-methylbenzo[a]pyrene
Synonyms	10-methyl-benzo[def]chrysene 10-Methyl-benzo[def]chrysen 10-Monomethylbenzo(a)pyrene 10-methylbenzo<a>pyrene 10-Methyl-benzo<c>pyren BENZO(a)PYRENE,10-METHYL

Density	1.254g/cm3
Boiling Point	479.4ºC at 760 mmHg
Molecular Formula	C₂₁H₁₄
Molecular Weight	266.33600
Flash Point	236.7ºC
Exact Mass	266.11000
LogP	6.04560
Index of Refraction	1.853

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ7500000

CHEMICAL NAME :: Benzo(a)pyrene, 10-methyl-

CAS REGISTRY NUMBER :: 63104-32-5

BEILSTEIN REFERENCE NO. :: 1878306

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C21-H14

MOLECULAR WEIGHT :: 266.35

WISWESSER LINE NOTATION :: L D6 B6666 2AB TJ E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10 mg/kg

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2000 ug/kg/20D-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 2900 pmol/plate

REFERENCE :: BBRCA9 Biochemical and Biophysical Research Communications. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 85,351,1978

HS Code	2902909090

94849-92-0 structure

94849-92-0

~%

63104-32-5 structure

63104-32-5

Literature: Bachmann; Carmack Journal of the American Chemical Society, 1941 , vol. 63, p. 2494,2496

917-64-6 structure

917-64-6

~%

63104-32-5 structure

63104-32-5

Literature: Kon; Roe Journal of the Chemical Society, 1945 , p. 143,146

Precursor 2
94849-92-0 917-64-6
DownStream 0

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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