| Identification | More | [Name]
DL-Isoleucine | [CAS]
443-79-8 | [Synonyms]
2-AMINO-3-METHYLPENTANOIC ACID
DL-2-AMINO-3-METHYLPENTANOIC ACID
DL-A-AMINO-B-METHYLVALERIC ACID
DL-ISOLEUCINE
FEMA 3295
H-DL-ILE-OH
(R*,R*)-2-amino-3-methyl-pentanoicacid
2-Animo-3-methylpentanoicacid
DL-Isoleucin
Isoleucine, DL-
(+/-)-2-Amino-3-methylpentanoic acid~H-DL-Ile-OH
dl-isoleucine mixt. of 50% dl-isoleucine +50% dl-alloisoleuc
DL-ISOLEUCINE CELL CULTURE TESTED
DL-ISOLEUCINE MIXT. OF 50% DL-ISOLEUCIN&
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)
Dl-IsoleucineForBiochemistry99+% | [EINECS(EC#)]
207-139-8 | [Molecular Formula]
C6H13NO2 | [MDL Number]
MFCD00004268 | [Molecular Weight]
131.17 | [MOL File]
443-79-8.mol |
| Chemical Properties | Back Directory | [Appearance]
white powder | [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) | [FEMA ]
3295 | [refractive index ]
1.4630 (estimate) | [storage temp. ]
Keep in dark place,Inert atmosphere,Room temperature | [form ]
Powder | [pka]
pKa: 9.758(25°C) | [color ]
White | [Odor]
at 100.00 %. odorless | [Stability:]
Stable. Incompatible with strong oxidizing agents. | [biological source]
synthetic | [Odor Type]
odorless | [Water Solubility ]
22.3 g/L (25 ºC) | [JECFA Number]
1422 | [Merck ]
14,5179 | [BRN ]
1721796 | [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]
443-79-8(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xn | [Risk Statements ]
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R40:Limited evidence of a carcinogenic effect. | [Safety Statements ]
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing . | [WGK Germany ]
3
| [TSCA ]
Yes | [HS Code ]
29224999 |
| Questions And Answer | Back Directory | [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
|
| Hazard Information | Back Directory | [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.
| [reaction suitability]
reaction type: solution phase peptide synthesis |
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