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trans-4-Phenyl-3-buten-2-one

CAS No.
1896-62-4
Chemical Name:
trans-4-Phenyl-3-buten-2-one
Synonyms
BAR;TRANS-BENZALACETONE;TRANS-BENZYLIDENEACETONE;Tpbo;TC-BAR;(e)-4-phenyl-3-buten-2-one;TRANS-4-PHENYL-3-BUTENE-2-ONE;ADRBR;BETA2AR;FEMA 2881
CBNumber:
CB6119481
Molecular Formula:
C10H10O
Molecular Weight:
146.19
MDL Number:
MFCD00008779
MOL File:
1896-62-4.mol
MSDS File:
SDS
Last updated:2025-10-15 08:42:14
Product description Number Pack Size Price
trans-4-Phenyl-3-buten-2-one ≥99% 241091 50g $67.7
trans-Benzalacetone >98.0%(GC) P0163 25g $21
trans-Benzalacetone >98.0%(GC) P0163 500g $72
trans-4-Phenyl-3-buten-2-one P319580 250mg $45
trans-4-Phenyl-3-buten-2-one 99% JK124764 25g $27
More product size

trans-4-Phenyl-3-buten-2-one Properties

Melting point 39-42 °C(lit.)
Boiling point 260-262 °C(lit.)
Density 1,038 g/cm3
vapor pressure 0.01 mm Hg ( 25 °C)
refractive index 1.5836 (estimate)
FEMA 2881 | 4-PHENYL-3-BUTEN-2-ONE
Flash point 150 °F
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility alcohol: freely soluble(lit.)
form Crystalline Substance
color Yellow
Water Solubility practically insoluble
Merck 14,1137
InChIKey BWHOZHOGCMHOBV-BQYQJAHWSA-N
Toxicology and Carcinogenesis Toxicology and Carcinogenesis Studies of Methyl trans-Styryl Ketone (CASRN 1896-62-4) in F344/N Rats and B6C3F1 Mice (Feed and Dermal Studies)
CAS DataBase Reference 1896-62-4(CAS DataBase Reference)
FDA UNII B03X40BMT5
NIST Chemistry Reference 3-Buten-2-one, 4-phenyl-, (E)-(1896-62-4)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H317-H319-H335
Precautionary statements  P280-P302+P352-P305+P351+P338
Hazard Codes  Xn,Xi
Risk Statements  36/37/38-43-42/43
Safety Statements  7-26-36/37/39-37/39
RIDADR  UN 3077 9/PG III
WGK Germany  3
RTECS  EN0330050
8
HazardClass  9
PackingGroup  III
HS Code  29143990
Toxicity mma-sat 300 mg/plate FCTOD7 20,427,82
NFPA 704
2
1 0

trans-4-Phenyl-3-buten-2-one price More Price(25)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 241091 trans-4-Phenyl-3-buten-2-one ≥99% 1896-62-4 50g $67.7 2025-07-31 Buy
TCI Chemical P0163 trans-Benzalacetone >98.0%(GC) 1896-62-4 25g $21 2025-07-31 Buy
TCI Chemical P0163 trans-Benzalacetone >98.0%(GC) 1896-62-4 500g $72 2025-07-31 Buy
TRC P319580 trans-4-Phenyl-3-buten-2-one 1896-62-4 250mg $45 2021-12-16 Buy
Frontier Specialty Chemicals JK124764 trans-4-Phenyl-3-buten-2-one 99% 1896-62-4 25g $27 2021-12-16 Buy
Product number Packaging Price Buy
241091 50g $67.7 Buy
P0163 25g $21 Buy
P0163 500g $72 Buy
P319580 250mg $45 Buy
JK124764 25g $27 Buy

trans-4-Phenyl-3-buten-2-one Chemical Properties,Uses,Production

Chemical Properties

light yellow low melting crystalline mass or

Uses

trans-4-Phenyl-3-buten-2-one is used in various synthetic preparations.

Definition

ChEBI: The trans-isomer of benzylideneacetone. It acts as an inhibitor of the enzyme phospholipase A2 (EC 3.1.1.4) of insects like diamond back moth.

General Description

trans-4-Phenyl-3-buten-2-one forms trans-4-(4-hydroxyphenyl)-3-buten-2-one (4-OH-PBO) as a metabolite when incubated with liver microsomes of untreated rats in the presence of NADPH.

Safety Profile

Mutation data reported. Aflammable liquid. When heated to decomposition it emitsacrid smoke and irritating vapors.

100-52-7
67-63-0
1896-62-4
Synthesis of trans-4-Phenyl-3-buten-2-one from Benzaldehyde and Isopropyl alcohol
Global( 265)Suppliers
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Hebei Chuanghai Biotechnology Co., Ltd
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View Lastest Price from trans-4-Phenyl-3-buten-2-one manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
trans-Benzylideneacetone pictures 2025-10-15 trans-Benzylideneacetone
1896-62-4
US $29.00 / mL 97.48% 10g TargetMol Chemicals Inc.
trans-4-Phenyl-3-buten-2-one pictures 2025-10-11 trans-4-Phenyl-3-buten-2-one
1896-62-4
US $10.00-8.00 / kg 1kg 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
trans-4-Phenyl-3-buten-2-one pictures 2025-08-08 trans-4-Phenyl-3-buten-2-one
1896-62-4
US $0.00 / KG 1KG 99% 50000KG/month Sichuan Zhuoyu Yantang Technology Co., Ltd.
(E)-1-Methyl-3-phenyl-2-propene-1-one (E)-Benzylideneacetone [(E)-Styryl]methyl ketone Methyl[(E)-styryl] ketone trans-Phenylvinyl methyl ketone 4-Phenyl-3-buten-2-one,Benzalacetone, Benzylideneacetone, Methyl styryl ketone Benzylideneacetone,Benzalacetone, Benzylideneacetone, Methyl styryl ketone trans-4-Phenyl-3-buten-2-one, 99% 500GR (E)-1-Buten-3-one, 1-phenyl BENZYLIDENACETONE BAR (Benzylidene acetone) VLOOKUP(C8,[1]Export!$D:$H,5,0) (3E)-4-phenylbut-3-en-2-one, E Warfarin sodium EP Impurity C TRANS-4-PHENYL-3-BUTEN-2-ONE, 99+% BENZYLIDENEACETONE 99+% Benzylideneacetone, 98+% 1-PHENYL-1-BUTEN-3-ONE ACETOCINNAMONE TRANS-4-PHENYL-3-BUTENE-2-ONE TRANS-4-PHENYL-3-BUTEN-2-ONE TRANS-BENZYLIDENEACETONE TRANS-BENZALACETONE BAR TC-BAR 3-Buten-2-one, 4-phenyl-, (3E)- TRANS-METHYLSTYRYLKETONE (e)-3-buten-2-on Methyl trans-styryl ketone methyltrans-styrylketone Tpbo trans-4-phenyl-but-3-en-2-one trans-Benzylidenacetone FEMA 2881 CINNAMYL METHYL KETONE (e)-4-phenyl-3-buten-2-one BENZALAOETONE (3E)-4-Phenylbut-3-en-2-one (Benzal rans-benzylideneacetone Benzylidene acetone(TC-BAR) Warfarin Impurity C (E)-4-Phenyl-3-buten-2-one 1896-62-4 4-PHENYL-3-BUTEN-2-ONE For Synthesis Warfarin Sodium Impurity C (3E)-4-phenylbut-3-en-2-one(benzalacetone) Warfarin EP Impurity C ((E)-Benzalacetone) BENZALACETONE POWDER trans-Benzylideneacetone, 10 mM in DMSO trans-4-Phenyl-3-buten-2-one ADRBR BETA2AR Warfarin Sodium Imp. C (EP): (3E)-4-phenylbut-3-en-2-one 1896-62-4 8178-00-1 Ketones Organic Building Blocks C10 Carbonyl Compounds