Basic information Description References Safety Supplier Related
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DL-Isoleucine

Basic information Description References Safety Supplier Related

DL-Isoleucine Basic information

Product Name:
DL-Isoleucine
Synonyms:
  • DL-Ile-OH
  • (2RS,3RS)-2-Amino-3-methylpentanoic acid
  • DL-IsoleucineFCC, ≥ 99% (Assay)
  • DL-ISOLEUCINE 98.5+% FCC
  • DL-ISOLEUCINE MIXTURE OF THE 4 STEREO- &
  • IODOTUBERCIDIN FROM RAT OR GUINEA PI
  • DL-ISOLEUCINE, GRADE I
  • H-Dl-Ile-Oh(Synthesis)
CAS:
443-79-8
MF:
C6H13NO2
MW:
131.17
EINECS:
207-139-8
Product Categories:
  • Isoleucine [Ile, I]
  • alpha-Amino Acids
  • Amino Acids
  • Biochemistry
  • Amino Acids
  • API
Mol File:
443-79-8.mol
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DL-Isoleucine Chemical Properties

Melting point:
290 °C (dec.) (lit.)
alpha 
[α]D20 -2.0~+2.0°(c=4,HCl)
Boiling point:
225.8±23.0 °C(Predicted)
Density 
1.2930 (estimate)
refractive index 
1.4630 (estimate)
FEMA 
3295 | D,L-ISOLEUCINE
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
pka
pKa: 9.758(25°C)
form 
Powder
color 
White
Odor
at 100.00 %. odorless
Odor Type
odorless
Water Solubility 
22.3 g/L (25 ºC)
Merck 
14,5179
JECFA Number
1422
BRN 
1721796
Stability:
Stable. Incompatible with strong oxidizing agents.
InChIKey
AGPKZVBTJJNPAG-UHFFFAOYSA-N
LogP
0.73
CAS DataBase Reference
443-79-8(CAS DataBase Reference)
NIST Chemistry Reference
DL-Isoleucine(443-79-8)
EPA Substance Registry System
Isoleucine (443-79-8)
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Safety Information

Hazard Codes 
Xn
Risk Statements 
20/21/22-40
Safety Statements 
22-24/25-36
WGK Germany 
3
TSCA 
Yes
HS Code 
29224995

MSDS

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DL-Isoleucine Usage And Synthesis

Description

DL-Isoleucine appears as a white crystalline powder. It has a caramel, maple syrup odor and slightly bitter taste. It is used as a flavor ingredient in baked goods, breakfast cereals, condiments, meat products, milk products, nonalcoholic beverages, and soups.

References

[1] George A. Burdock, Fenaroli’s Handbook of Flavor Ingredients, Sixth Edition, 2016

Description

dl-Isoleucine is flavorless. It may be prepared from the corresponding aldehyde by Bucherer’s reaction.

Chemical Properties

dl-Isoleucine has a caramel, maple syrup odor and slightly bitter taste

Chemical Properties

white powder

Definition

ChEBI: A branched chain amino acid that consists of 3-methylpentanoic acid bearing an amino substituent at position 2.

Preparation

From the corresponding aldehyde by Bucherer’s reaction.

DL-IsoleucineSupplier

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