Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 11h-benzo(b)fluorene
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 11H-Benzo[b]fluorene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 11h-benzo(b)fluorene
Price: ￥Inquiry/100mg ￥Inquiry/10g ￥Inquiry/1g ￥Inquiry/250mg
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

243-17-4

243-17-4 structure

243-17-4 structure

Name: 11h-benzo(b)fluorene
Chemical Name: 11H-benzo[b]fluorene
CAS Number: 243-17-4
Molecular Formula: C₁₇H₁₂
Molecular Weight: 216.277
Create Date: 2018-08-26 16:22:13
Modify Date: 2025-08-25 15:50:27

Name	11H-benzo[b]fluorene
Synonyms	2,3,4-TRIFLUOROBENZAMIDINE HYDROCHLORIDE 2,3-Benzfluorene 11H-Benzo[b]fluorene benzo<b>fluorene 2,3-BENZOFLUORENE 2,3-benzo[b]fluorene 11h-benzo(b)fluorene MFCD00003595 EINECS 205-952-2 Isonaphthofluorene

Density	1.2±0.1 g/cm3
Boiling Point	398.3±12.0 °C at 760 mmHg
Melting Point	211-213 °C(lit.)
Molecular Formula	C₁₇H₁₂
Molecular Weight	216.277
Flash Point	185.4±13.7 °C
Exact Mass	216.093903
LogP	5.39
Vapour Pressure	0.0±0.4 mmHg at 25°C
Index of Refraction	1.714

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DF6383500

CHEMICAL NAME :: 11H-Benzo(b)fluorene

CAS REGISTRY NUMBER :: 243-17-4

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C17-H12

MOLECULAR WEIGHT :: 216.29

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 15 ug/plate

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 174,247,1986 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 32,183,1983 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 32,183,1983 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987

Risk Phrases	R22;R20;R40
Safety Phrases	S22-S24/25
RIDADR	2811
WGK Germany	3
RTECS	DF6383500
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2902909090

Precursor 0
DownStream 6
205-99-2 3074-03-1 203-64-5 728-17-6
88746-48-9 88746-49-0

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.