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DL-3-Methylvaleric acid

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DL-3-Methylvaleric acid Basic information

Product Name:
DL-3-Methylvaleric acid
CAS:
105-43-1
MF:
C6H12O2
MW:
116.16
EINECS:
203-297-7
Mol File:
105-43-1.mol
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DL-3-Methylvaleric acid Chemical Properties

Melting point:
-41 °C
Boiling point:
196-198 °C(lit.)
Density 
0.93 g/mL at 25 °C(lit.)
FEMA 
3437 | 3-METHYLPENTANOIC ACID
refractive index 
n20/D 1.416(lit.)
Flash point:
185 °F
storage temp. 
Store below +30°C.
pka
pK1:4.766 (25°C)
Specific Gravity
0.930
Water Solubility 
insoluble
JECFA Number
262
BRN 
1720696
InChIKey
IGIDLTISMCAULB-UHFFFAOYSA-N
CAS DataBase Reference
105-43-1(CAS DataBase Reference)
NIST Chemistry Reference
Pentanoic acid, 3-methyl-(105-43-1)
EPA Substance Registry System
Pentanoic acid, 3-methyl- (105-43-1)
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Safety Information

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 3265 8/PG 2
WGK Germany 
3
13
Hazard Note 
Corrosive
TSCA 
T
HazardClass 
8
PackingGroup 
II
HS Code 
29159080

MSDS

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DL-3-Methylvaleric acid Usage And Synthesis

Description

3-Methylpentanoic has a sour, herbaceous, slightly green odor. This is synthesized from the diethylester of sec-butyl-malonic acid.

Chemical Properties

clear colorless to slightly yellow liquid

Occurrence

Reported found in the oil from tobacco leaves (d-form), baked potato, parmesan, provolone and romano cheese, goat and sheep cheese, lamb fat, rum, cocoa, black tea and chempedak (Arthocarpus polyphema).

Preparation

From the diethylester of sec-butyl-malonic acid.

Aroma threshold values

Detection: 46 to 280 ppb

Taste threshold values

Taste characteristics at 30 ppm: sour, cheesey, fresh with fruity notes

DL-3-Methylvaleric acid Preparation Products And Raw materials

Raw materials

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DL-3-Methylvaleric acidSupplierMore

Shanghai CuiYao Trading Co., Ltd. Gold
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J & K SCIENTIFIC LTD.
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010-82848833- ;010-82848833-
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Meryer (Shanghai) Chemical Technology Co., Ltd.
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3B Pharmachem (Wuhan) International Co.,Ltd.
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821-50328103-801
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Alfa Aesar
Tel:
400-610-6006; 021-67582000
Email:
saleschina@alfa-asia.com
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