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HomeProduct name list2-Methylheptanoic acid

2-Methylheptanoic acid

Synonym(s):2-Methylheptanoic acid

  • CAS NO.:1188-02-9
  • Empirical Formula: C8H16O2
  • Molecular Weight: 144.21
  • MDL number: MFCD00142944
  • EINECS: 214-704-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-06 15:28:16
2-Methylheptanoic acid Structural

What is 2-Methylheptanoic acid?

Description

2-Methylheptanoic acid has a fatty, sour odor (rancid-like) with a sour, fruity, and nut-like flavor. May be synthesized by decarboxylation of methylamyl malonic acid; two optically active isomers and an optically inactive form can be prepared.

Chemical properties

clear slightly yellow liquid

Chemical properties

2-Methylheptanoic acid has a fatty, sour odor (rancid-like); sour, fruity and nut-like flavor.

Occurrence

Reported found in lamb, mutton and tea

The Uses of 2-Methylheptanoic acid

2-Methylheptanoic Acid is used as a reagent in the synthesis of novel isoniazid derivatives with potent antitubercular activity.

Preparation

By decarboxylation of methylamyl malonic acid; two optically active isomers and an optically inactive form can be prepared

Definition

ChEBI: 2-Methylheptanoic acid is a medium-chain fatty acid.

Aroma threshold values

Detection: 29.5 ppm

Taste threshold values

Taste characteristics at 40 ppm: waxy, soapy, oily and fatty.

General Description

2-Methylheptanoic acid has been identified in honey.

Properties of 2-Methylheptanoic acid

Boiling point: 140 °C/30 mmHg (lit.)
Density  0.906 g/mL at 25 °C (lit.)
refractive index  n20/D 1.425(lit.)
FEMA  2706 | 2-METHYLHEPTANOIC ACID
Flash point: >230 °F
storage temp.  Store below +30°C.
form  clear liquid
pka 4.82±0.21(Predicted)
color  Colorless to Almost colorless
Odor at 1.00 % in propylene glycol. waxy green cheese sweaty butter milk
JECFA Number 1212
CAS DataBase Reference 1188-02-9(CAS DataBase Reference)
EPA Substance Registry System Heptanoic acid, 2-methyl- (1188-02-9)

Safety information for 2-Methylheptanoic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 2-Methylheptanoic acid

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