CAS 2541-69-7|7-Methyltetraphene

Introduction：Basic information about CAS 2541-69-7|7-Methyltetraphene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
4. Safety Information
5. Customs
6. Synonyms

Common Name	7-Methyltetraphene
CAS Number	2541-69-7	Molecular Weight	242.314
Density	1.2±0.1 g/cm3	Boiling Point	449.4±12.0 °C at 760 mmHg
Molecular Formula	C₁₉H₁₄	Melting Point	140ºC
MSDS	/	Flash Point	217.8±13.7 °C

Names

Name	7-methylbenzo[a]anthracene
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	449.4±12.0 °C at 760 mmHg
Melting Point	140ºC
Molecular Formula	C₁₉H₁₄
Molecular Weight	242.314
Flash Point	217.8±13.7 °C
Exact Mass	242.109543
LogP	6.37
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.748
InChIKey	DIIFUCUPDHMNIV-UHFFFAOYSA-N
SMILES	Cc1c2ccccc2cc2c1ccc1ccccc12

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CX1575000

CHEMICAL NAME :: Benz(a)anthracene, 7-methyl-

CAS REGISTRY NUMBER :: 2541-69-7

BEILSTEIN REFERENCE NO. :: 1872370

LAST UPDATED :: 199612

DATA ITEMS CITED :: 36

MOLECULAR FORMULA :: C19-H14

MOLECULAR WEIGHT :: 242.33

WISWESSER LINE NOTATION :: L D6 B666J J1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1000 mg/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 8 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 :: 112 mg/kg/20W-I

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 200 mg/kg

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

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1000 ug/kg

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Skin and Appendages - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 112 mg/kg/20W-I

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Skin and Appendages - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 40 mg/kg

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

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 8 mg/kg

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

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 360 mg/kg/15W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Skin and Appendages - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 18 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 40 mg/kg

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

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 10 mg/kg

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

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 400 mg/kg/10W-I

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

TYPE OF TEST :: Specific locus test

TYPE OF TEST :: Sex chromosome loss and nondisjunction

TYPE OF TEST :: DNA adduct

MUTATION DATA

TYPE OF TEST :: Mutation in mammalian somatic cells

TEST SYSTEM :: Rodent - hamster Lung

DOSE/DURATION :: 1 mg/L/48H

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 43,101,1977

Safety Information

HS Code	2902909090

Customs

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%

Synonyms

7-Methyltetraphene

7-METHYLBENZ(A)ANTHRACENE

3,4-Benz-9-methylanthracene

7-Methylbenzanthracene

EINECS 219-819-1

7-Methylbenz[a]anthracene

7-Mba

10-Methyl-1,2-benzanthracene

Benz[a]anthracene, 7-methyl-

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