Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 9-fluorenone oxime
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 9-fluorenone oxime
Price: ￥368.0/5g ￥1448.0/25g
Purity: 97.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 9-Fluorenone Oxime
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2157-52-0

2157-52-0 structure

2157-52-0 structure

Name: 9-fluorenone oxime
Chemical Name: N-fluoren-9-ylidenehydroxylamine
CAS Number: 2157-52-0
Molecular Formula: C₁₃H₉NO
Molecular Weight: 195.217
Create Date: 2018-09-13 20:38:27
Modify Date: 2025-08-20 16:20:31

Name	N-fluoren-9-ylidenehydroxylamine
Synonyms	L B656 HYJ HUNQ Fluoren-9-on-oxim 9-Fluorenone, oxime N-Hydroxy-9H-fluoren-9-imine MFCD00016356 9-Oximinofluorene Fluorenone-9-oxime 9-fluorenone-oxime Fluorenone oxime FLUOREN-9-ONE,OXIME 9H-Fluoren-9-one, oxime 9-fluorenone oxime EINECS 218-471-8 9H-Fluoren-9-one oxime

Density	1.2±0.1 g/cm3
Boiling Point	394.1±15.0 °C at 760 mmHg
Melting Point	193-194°C
Molecular Formula	C₁₃H₉NO
Molecular Weight	195.217
Flash Point	252.2±9.6 °C
Exact Mass	195.068420
PSA	32.59000
LogP	3.39
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.664
Storage condition	Keep Cold

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LL9093000

CHEMICAL NAME :: Fluoren-9-one, oxime

CAS REGISTRY NUMBER :: 2157-52-0

BEILSTEIN REFERENCE NO. :: 1871046

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C13-H9-N-O

MOLECULAR WEIGHT :: 195.23

WISWESSER LINE NOTATION :: L B656 HYJ HUNQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 560 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 12,227,1978

Hazard Codes	Xi: Irritant;
Safety Phrases	S22-S24/25
RTECS	LL9093000

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