Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Cyclopenta[ij]benz[a]anthracene,9-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

3343-10-0

3343-10-0 structure

3343-10-0 structure

Name: Cyclopenta[ij]benz[a]anthracene,9-methyl-
Chemical Name: 3-methylbenzo[j]aceanthrylene
CAS Number: 3343-10-0
Molecular Formula: C₂₁H₁₄
Molecular Weight: 266.33600
Create Date: 2017-06-19 06:40:36
Modify Date: 2025-09-06 21:30:07

Name	3-methylbenzo[j]aceanthrylene
Synonyms	3-Methylcholanthrylen Dehydro-3-methylcholanthrene 3-Methyl-cholanthren 20-Methylcholanthrylene 3-Methylbenz(j)aceanthrylene 3-Methylcholanthrylene Benz[j]aceanthrylene,3-methyl 1,2-Dehydro-3-methylcholanthrene 3-Methyl-1,2-dehydro-cholanthren

Density	1.252g/cm3
Boiling Point	508.1ºC at 760mmHg
Molecular Formula	C₂₁H₁₄
Molecular Weight	266.33600
Flash Point	253.9ºC
Exact Mass	266.11000
LogP	5.93840
Index of Refraction	1.81

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CU1225000

CHEMICAL NAME :: Benz(j)aceanthrylene, 3-methyl-

CAS REGISTRY NUMBER :: 3343-10-0

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C21-H14

MOLECULAR WEIGHT :: 266.35

WISWESSER LINE NOTATION :: L E6 D6656 1A TJ R1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 85 mg/kg/20W-I

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

REFERENCE :: CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 22,69,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 120 mg/kg/6W-I

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

REFERENCE :: IJCNAW International Journal of Cancer. (International Union Against Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland) V.1- 1966- Volume(issue)/page/year: 2,505,1967

HS Code	2902909090

56-49-5 structure

56-49-5

~5%

3343-10-0 structure

3343-10-0

3343-07-5 structure

3343-07-5

Literature: Lee, Hongmee; Harvey, Ronald G. Journal of Organic Chemistry, 1988 , vol. 53, # 19 p. 4587 - 4589

Precursor 1
56-49-5
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%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.