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: 9,10-DIHYDRO-7-METHYLBENZO(a)PYRENE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

7499-32-3

7499-32-3 structure

7499-32-3 structure

Name: 9,10-DIHYDRO-7-METHYLBENZO(a)PYRENE
Chemical Name: 7-methyl-9,10-dihydrobenzo[a]pyrene
CAS Number: 7499-32-3
Molecular Formula: C₂₁H₁₆
Molecular Weight: 268.35200
Create Date: 2017-09-20 07:01:25
Modify Date: 2025-08-26 08:40:51

Name	7-methyl-9,10-dihydrobenzo[a]pyrene
Synonyms	BENZO(a)PYRENE,9,10-DIHYDRO-7-METHYL 7-methyl-9,10-dihydro-benzo[def]chrysene 9,10-Dihydro-7-methylbenzo(a)pyrene 1':2'-Dihydro-4'-methyl-3:4-benzpyrene 7-Methyl-9,10-dihydro-benzo[def]chrysen

Density	1.219g/cm3
Boiling Point	456.4ºC at 760 mmHg
Molecular Formula	C₂₁H₁₆
Molecular Weight	268.35200
Flash Point	223.4ºC
Exact Mass	268.12500
LogP	5.93350
Index of Refraction	1.793

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ5055000

CHEMICAL NAME :: Benzo(a)pyrene, 9,10-dihydro-7-methyl-

CAS REGISTRY NUMBER :: 7499-32-3

BEILSTEIN REFERENCE NO. :: 3304066

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C21-H16

MOLECULAR WEIGHT :: 268.37

WISWESSER LINE NOTATION :: L D6 B6666 2AB T EUT&&&&J H1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Implant

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 520 mg/kg/10W-I

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

REFERENCE :: AJCAA7 American Journal of Cancer. (New York, NY) V.15-40, 1931-40. For publisher information, see CNREA8. Volume(issue)/page/year: 36,211,1939

917-64-6 structure

917-64-6

~%

7499-32-3 structure

7499-32-3

Literature: Fieser; Fieser Journal of the American Chemical Society, 1935 , vol. 57, p. 782

Precursor 1
917-64-6
DownStream 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.