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

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Ethanone,1-phenyl-2-(triphenylphosphoranylidene)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

859-65-4

859-65-4 structure

859-65-4 structure

Name: (Benzoylmethylene)triphenylphosphorane
Chemical Name: 2-(Triphenylphosphoranylidene)acetophenone
CAS Number: 859-65-4
Molecular Formula: C₂₆H₂₁OP
Molecular Weight: 380.41800
Create Date: 2018-09-06 21:54:34
Modify Date: 2025-08-29 23:16:51

Name	2-(Triphenylphosphoranylidene)acetophenone
Synonyms	(Benzoylmethylene)triphenylphosphorane EINECS 212-727-2 MFCD00014088

Density	1.18g/cm3
Boiling Point	550.9ºC at 760 mmHg
Melting Point	183-186°C
Molecular Formula	C₂₆H₂₁OP
Molecular Weight	380.41800
Flash Point	287ºC
Exact Mass	380.13300
PSA	26.88000
LogP	4.66560
Index of Refraction	1.646
Storage condition	Refrigerator

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AN0540000

CHEMICAL NAME :: Acetophenone, 2-(triphenylphosphoranylidene)-

CAS REGISTRY NUMBER :: 859-65-4

BEILSTEIN REFERENCE NO. :: 0620285

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C26-H21-O-P

MOLECULAR WEIGHT :: 380.44

WISWESSER LINE NOTATION :: RV1UPR&R&R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 32 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#01350

Risk Phrases	36/37/38
Safety Phrases	S26-S37
RTECS	AN0540000

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