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4-Amino-3-penten-2-one

4-Amino-3-penten-2-one Structure
4-Amino-3-penten-2-one structure
CAS No.
1118-66-7
Chemical Name:
4-Amino-3-penten-2-one
Synonyms
ACETYLACETONAMINE;FLUORAL-P;Fluoral-P,98%;Fluoral-P ACETYLACETONE IMINE;TIMTEC-BB SBB007945;4-AMINOPENT-3-EN-2-ONE;4-AMINO-3-PENTEN-2-ONE;3-Penten-2-one,4-amino-;4-Aminopent-3-en-2-one 98%
CBNumber:
CB7376908
Molecular Formula:
C5H9NO
Molecular Weight:
99.13
MDL Number:
MFCD00043715
MOL File:
1118-66-7.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:25
Product description Number Pack Size Price
4-Amino-3-penten-2-one 97% 691003 5g $95.9
Fluoral-P (=4-Amino-3-penten-2-one)[Fluorimetric reagent for aldehydes.] >98.0%(GC)(T) A5350 1g $43
Fluoral-P (=4-Amino-3-penten-2-one)[Fluorimetric reagent for aldehydes.] >98.0%(GC)(T) A5350 5g $126
(Z)-4-Amino-pent-3-en-2-one 129409 1.00g $10
4-Aminopent-3-en-2-one 127603 1.00g $10
Request For Quotation

4-Amino-3-penten-2-one Properties

Melting point 38 °C
Boiling point 130-131 °C
Density 1.0343 (rough estimate)
refractive index 1.4370 (estimate)
Flash point 209-213°C
storage temp. 2-8°C
pka 5.93±0.70(Predicted)
form powder to crystal
color White to Orange to Green
Water Solubility Insoluble
BRN 1209344
InChI 1S/C5H9NO/c1-4(6)3-5(2)7/h3H,6H2,1-2H3
InChIKey OSLAYKKXCYSJSF-UHFFFAOYSA-N
SMILES CC(N)=CC(C)=O
CAS DataBase Reference 1118-66-7(CAS DataBase Reference)
FDA UNII E3D6PC4RJF
NIST Chemistry Reference 3-Penten-2-one, 4-amino-(1118-66-7)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  36/37/39-26-22
WGK Germany  3
Hazard Note  Irritant
HS Code  29223990
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
1
2 0

4-Amino-3-penten-2-one price More Price(53)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 691003 4-Amino-3-penten-2-one 97% 1118-66-7 5g $95.9 2026-04-30 Buy
TCI Chemical A5350 Fluoral-P (=4-Amino-3-penten-2-one)[Fluorimetric reagent for aldehydes.] >98.0%(GC)(T) 1118-66-7 1g $43 2026-04-30 Buy
TCI Chemical A5350 Fluoral-P (=4-Amino-3-penten-2-one)[Fluorimetric reagent for aldehydes.] >98.0%(GC)(T) 1118-66-7 5g $126 2026-04-30 Buy
Matrix Scientific 129409 (Z)-4-Amino-pent-3-en-2-one 1118-66-7 1.00g $10 2026-05-18 Buy
Matrix Scientific 127603 4-Aminopent-3-en-2-one 1118-66-7 1.00g $10 2026-05-18 Buy
Product number Packaging Price Buy
691003 5g $95.9 Buy
A5350 1g $43 Buy
A5350 5g $126 Buy
129409 1.00g $10 Buy
127603 1.00g $10 Buy

4-Amino-3-penten-2-one Chemical Properties,Uses,Production

Chemical Properties

YELLOW TO BROWN CRYSTALLINE SOLID

Definition

ChEBI: 4-aminopent-3-en-2-one is an enaminone.

Synthesis Reference(s)

The Journal of Organic Chemistry, 49, p. 3327, 1984 DOI: 10.1021/jo00192a015
Tetrahedron Letters, 23, p. 3925, 1982 DOI: 10.1016/S0040-4039(00)87744-8

4-Amino-3-penten-2-one Preparation Products And Raw materials

Raw materials

Preparation Products

Dimethyl Oxazole 3,5-DIACETYL-1,4-DIHYDRO-2,6-LUTIDINE 2-Amino-4,6-dimethylpyrimidine 3,5-DIMETHYL-2H-1,2,6-THIADIAZINE 1,1-DIOXIDE 4,6-DIMETHYL-3-(PHENYLSULFONYL)-2(1H)-PYRIDINONE

4-Amino-3-penten-2-one Suppliers

Global( 147)Suppliers
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Medichem Co. Ltd 		+8617392709771 1097@dideu.com China 3996 58
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
career henan chemical co 		+86-0371-86658258 +8613203830695 factory@coreychem.com China 29794 58
SIMAGCHEM CORP 		+86-5922680277 +86-13806087780 sale@simagchem.com China 17346 58
Dayang Chem (Hangzhou) Co.,Ltd. 		+86-0571-88938639 +8617705817739 info@dycnchem.com China 52705 58
HANGZHOU LEAP CHEM CO., LTD. 		+86-571-87711850 market18@leapchem.com China 24597 58
Hangzhou MolCore BioPharmatech Co.,Ltd. 		+86-057181025280; +8617767106207 sales@molcore.com China 49734 58
Hebei Chuanghai Biotechnology Co., Ltd 		+8615531151365 mina@chuanghaibio.com China 18126 58
GIHI CHEMICALS CO.,LIMITED 		+86-571-86217390; +8618058761490 info@gihichemicals.com China 49967 58
Shanghai Acmec Biochemical Technology Co., Ltd. 		+86-18621343501; +undefined18621343501 product@acmec-e.com China 33324 58
Supplier Advantage
Shaanxi Dideu Medichem Co. Ltd 		58
Alchem Pharmtech,Inc. 		58
career henan chemical co 		58
SIMAGCHEM CORP 		58
Dayang Chem (Hangzhou) Co.,Ltd. 		58
HANGZHOU LEAP CHEM CO., LTD. 		58
Hangzhou MolCore BioPharmatech Co.,Ltd. 		58
Hebei Chuanghai Biotechnology Co., Ltd 		58
GIHI CHEMICALS CO.,LIMITED 		58
Shanghai Acmec Biochemical Technology Co., Ltd. 		58

View Lastest Price from 4-Amino-3-penten-2-one manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Amino-3-penten-2-one pictures 2025-12-24 4-Amino-3-penten-2-one
1118-66-7
 US $0.10 / KG 1KG 98.0% 10 Shaanxi Dideu Medichem Co. Ltd
4-Aminopent-3-en-2-one pictures 2024-02-15 4-Aminopent-3-en-2-one
1118-66-7
 US $350.00 / g 1g 97 500 Kg R&D Scientific Inc.
4-Amino-3-penten-2-one pictures 2019-12-26 4-Amino-3-penten-2-one
1118-66-7
 US $1.00 / KG 1KG 85.0-99.8% 20 tons Career Henan Chemical Co

4-Amino-3-penten-2-one Spectrum

4-Amino-3-penten-2-one(1118-66-7)MS4-Amino-3-penten-2-one(1118-66-7)1HNMR

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1of4

4-Aminopent-3-en-2-one 98% (3E)-4-Amino-3-penten-2-one FLUORAL-P ACETYLACETONAMINE ACETYLACETONE IMINE 4-AMINO-3-PENTEN-2-ONE 4-AMINOPENT-3-EN-2-ONE TIMTEC-BB SBB007945 4-AMINOPENT-3-EN-2-ONE (FLUORAL-P) Fluoral-P=Fluorimetricreagentforaldehydes 4-Aminopent-3-en-2-one 95+% Fluoral-P (=4-Amino-3-penten-2-one) [Fluorimetric reagent for aldehydes.] 3-Penten-2-one,4-amino- 4-Amino-3-penten-2-one 97% Fluoral-P  Fluoral-P, Acetylacetonamine, 2-Acetyl-1-amino-1-methylethylene (Z)-4-aMinopent-3-en-2-one Fluoral-P,98% Fluoral-P (=4-Amino-3-penten-2-one) Fluoral-P (=4-Amino-3-penten-2-one)[Fluorimetric reagent for aldehydes.]> 1118-66-7 1118-99-7 Ketone