Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Benzylidene-2,4-pentanedione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

4335-90-4

4335-90-4 structure

4335-90-4 structure

Name: 3-Benzylidene-2,4-pentanedione
Chemical Name: 3-benzylidenepentane-2,4-dione
CAS Number: 4335-90-4
Molecular Formula: C₁₂H₁₂O₂
Molecular Weight: 188.22200
Create Date: 2018-05-16 08:00:00
Modify Date: 2024-01-09 16:13:41

Name	3-benzylidenepentane-2,4-dione
Synonyms	3-benzylidene-pentane-2,4-dione Benzalacetylacetone 2,4-Pentanedione,3-(phenylmethylene) MFCD00014990 3-Benzylideneacetylacetone 3-(Phenylmethylene)pentane-2,4-dione 1,1-Diacetyl-2-phenylethylene 2-Acetyl-1-phenyl but-1-en-3-one 1,1-bisacetyl-2-phenylethylene EINECS 224-382-5 3-benzylidene-2,4-pentanedione 3-benzylidiene-2,4-pentanedione u1r Benzylidene acetylacetone

Density	1.081 g/mL at 25 °C(lit.)
Boiling Point	185-188 °C15 mm Hg(lit.)
Molecular Formula	C₁₂H₁₂O₂
Molecular Weight	188.22200
Flash Point	>230 °F
Exact Mass	188.08400
PSA	34.14000
LogP	2.24800
Index of Refraction	n20/D 1.583(lit.)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SA1930000

CHEMICAL NAME :: 2,4-Pentanedione, 3-benzylidene-

CAS REGISTRY NUMBER :: 4335-90-4

BEILSTEIN REFERENCE NO. :: 0972849

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C12-H12-O2

MOLECULAR WEIGHT :: 188.24

WISWESSER LINE NOTATION :: 1VYV1&U1R

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 :: 56 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#08898

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	S26-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	SA1930000
HS Code	2914399090

HS Code	2914399090
Summary	2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%