ChemicalBook > CAS DataBase List > 3-Methyl-2-butenal

3-Methyl-2-butenal

Product Name
3-Methyl-2-butenal
CAS No.
107-86-8
Chemical Name
3-Methyl-2-butenal
Synonyms
2-Butenal, 3-methyl-;PRENAL;3-METHYLCROTONALDEHYDE;SENECIALDEHYDE;3-methyl-but-2-enal;Crotonaldehyde, 3-methyl-;FEMA 3646;-2-butenaL;Senecioaldehyde;3-methyl-2-butena
CBNumber
CB9273962
Molecular Formula
C5H8O
Formula Weight
84.12
MOL File
107-86-8.mol
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3-Methyl-2-butenal Property

Melting point:
-20°C
Boiling point:
133-135 °C (lit.)
Density 
0.878 g/mL at 20 °C 0.872 g/mL at 25 °C (lit.)
vapor pressure 
7 mm Hg ( 20 °C)
refractive index 
n20/D 1.462(lit.)
FEMA 
3646 | 3-METHYL-2-BUTENAL
Flash point:
93 °F
storage temp. 
2-8°C
solubility 
soluble
form 
Liquid
color 
Clear colorless to light yellow
Odor
at 1.00 % in dipropylene glycol. sweet fruity pungent brown nutty almond cherry
Odor Type
fruity
Water Solubility 
soluble
Sensitive 
Air Sensitive
Merck 
14,8448
JECFA Number
1202
BRN 
1734740
LogP
0.53 at 25℃
CAS DataBase Reference
107-86-8(CAS DataBase Reference)
NIST Chemistry Reference
3-methyl-2-butenal(107-86-8)
EPA Substance Registry System
2-Butenal, 3-methyl- (107-86-8)
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Safety

Hazard Codes 
Xn,Xi,C
Risk Statements 
10-22-37/38-41-43-36/37/38-34-20/22-20/21/22
Safety Statements 
26-36-37/39-16-45-36/37/39
RIDADR 
UN 1989 3/PG 3
WGK Germany 
2
F 
9-13-23
TSCA 
Yes
HazardClass 
3
PackingGroup 
III
HS Code 
29121900
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H226Flammable liquid and vapour

H302Harmful if swallowed

H314Causes severe skin burns and eye damage

H317May cause an allergic skin reaction

H331Toxic if inhaled

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W364620
Product name
3-Methyl-2-butenal
Purity
≥97%, FG
Packaging
25g
Price
$76.5
Updated
2024/03/01
Sigma-Aldrich
Product number
W364620
Product name
3-Methyl-2-butenal
Purity
≥97%, FG
Packaging
100g
Price
$95.8
Updated
2024/03/01
Sigma-Aldrich
Product number
W364620
Product name
3-Methyl-2-butenal
Purity
≥97%, FG
Packaging
1kg
Price
$1470
Updated
2024/03/01
Sigma-Aldrich
Product number
304077
Product name
3-Methylcrotonaldehyde
Purity
97%
Packaging
5ml
Price
$58.5
Updated
2024/03/01
Sigma-Aldrich
Product number
08552
Product name
3-Methylcrotonaldehyde
Purity
analytical standard
Packaging
250mg
Price
$67.8
Updated
2022/05/15
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3-Methyl-2-butenal Chemical Properties,Usage,Production

Description

3-Methyl-2-butenal has an almond odor.

Chemical Properties

3-Methyl-2-butenal has an almond odor

Chemical Properties

clear colorless to light yellow liquid

Uses

3-Methyl-2-butenal is used in small quantities as food flavor in alcoholic beverages, chewing gums, confection frosting, frozen dairy, fruit ice, gelatin pudding, hard and soft candy and jam jelly. Used in daily flavor, and cosmetic flavor in perfumes. A starting material for the synthesis of vitamin A.

Definition

ChEBI: An enal consisting of but-2-ene with a methyl substituent at position 3 and an oxo group at position 1.

Taste threshold values

Taste characteristics at 25 ppm: sweet, fruity and green with a nutty and cherry background.

General Description

3-Methylcrotonaldehyde is an α, β-unsaturated aldehyde. Electrochemical dimerization of 3-methylcrotonaldehyde was reported. The hydrogenation of 3-methylcrotonaldehyde over Ru, Pt and Rh was investigated.

Purification Methods

This flammable oil oxidises readily and should be fractionated under N2. It should be stored under N2 and/or vacuum. The UV has max at 235.5nm. The semicarbazone has m 221-222o (from MeOH) and the 2,4-dinitrophenylhydrazone has m 184-185o (from MeOH). [Forbes & Skilton J Org Chem 24 436 1959, Beilstein 1 III 2990, 1 IV 3464.]

3-Methyl-2-butenal Preparation Products And Raw materials

Raw materials

Preparation Products

6-Methoxyquinaldine
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3-Methyl-2-butenal Suppliers

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View Lastest Price from 3-Methyl-2-butenal manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd
Product
3-Methyl-2-butenal 107-86-8
Price
US $120.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-06-07
JINING XINHE CHEMICAL CO., LTD
Product
3-Methyl-2-butenal 107-86-8
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98.99%
Supply Ability
10
Release date
2024-07-15
Career Henan Chemical Co
Product
3-Methyl-2-butenal 107-86-8
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
Customized
Release date
2019-06-24

107-86-8, 3-Methyl-2-butenalRelated Search:

2,3-Dimethyl-2-butene N,N-Dimethylformamide 2-(Dimethylamino)ethyl methacrylate Methacrolein Methacrylic acid 3-BUTENE-1,2-DIOL Methyl methacrylate Thiophanate-methyl 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone 2-Methyl-2-butene Ethyl 3,3-dimethylacrylate 1-Chloro-3-methyl-2-butene Maleic acid 2-Ethylacrylaldehyde Polybutene 3-Methyl-2-buten-1-ol METSULFURON METHYL Crotonaldehyde

  • 2-Butenal, 3-methyl-
  • 3-methyl-2-butena
  • 3-Methyl-2-butenal, 97% 5ML
  • 3,3-Dimethylacrolein 3-Methylcrotonaldehyde Senecialdehyde
  • 3-Methylcrotonaldehyde 97%
  • 3-Methyl-2-butenal, 96%, 96%
  • 3-methyl-2-butenal (prenal)
  • 3-methyl-but-2-enal
  • beta,beta-Dimethylacrolein
  • beta-Methylcrotonaldehyde
  • Crotonaldehyde, 3-methyl-
  • Senecioaldehyde
  • FEMA 3646
  • 3-METHYL-2-BUTENAL
  • 3-METHYLCROTONALDEHYDE
  • 3,3-DIMETHYLACROLEIN
  • 3,3-DIMETHYLACRYLADEHYDE
  • 3,3-DIMETHYL-ACRYLALDEHYDE
  • SENECIALDEHYDE
  • PRENAL
  • -Methyl-2-Butenal
  • 3-Methyl-2-Crotonaldehyde
  • 3-METHYLCROTONALDEHYDE(3-METHYL-2-BUTENAL)
  • 3,3-Dimethylacrolein, 3,3-Dimethylacrylaldehyde, 3-Methyl-2-butenal, Prenal
  • 3,3-Dimethylacrolein, 3,3-Dimethylacrylaldehyde, 3-Methyl-2-butenal, 3-Methylcrotonaldehyde, Prenal
  • 2-Methyl-2-buten-4-al
  • b,b-Dimethylacrolein
  • b-Methylcrotonaldehyde
  • 3-Methyl-2-butene-1-one
  • 3-Methyl-2-butenal,97%
  • 3-Methylcrotonaldehyde,3,3-Dimethylacrolein, 3,3-Dimethylacrylaldehyde, 3-Methyl-2-butenal, Prenal
  • 3-Methyl-2-butenal, 97% 25ML
  • 3-Methyl-2-butenal&gt
  • -2-butenaL
  • High quality 3-Methyl-2-buten-1-ol, CAS NO: 556-82-1
  • 107-86-8
  • CH32CCHCHO
  • Organic Building Blocks
  • C1 to C6
  • Carbonyl Compounds
  • Building Blocks
  • Aldehydes
  • K00001