Isoleucine

CAS 73-32-5C6H13NO2MW 131.17

Isoleucine (CAS 73-32-5) — formula C6H13NO2, molecular weight 131.17.

Product Overview

CAS Number	73-32-5
Molecular Formula	C6H13NO2
Molecular Weight	131.17
Melting Point	275 °C
Boiling Point	225.00 to 226.00 °C. @ 760.00 mm Hg
LogP	-1.70
Applications	Catalyst, Hair dyeing, Antistatic, Skin conditioning

Applications

Documented applications: Catalyst, Hair dyeing, Antistatic, Skin conditioning.

Technical Profile

What this product is

Isoleucine is a chemical compound with CAS registry number 73-32-5 and molecular formula C6H13NO2 (molecular weight 131.17).

Identification

CAS number: 73-32-5

Its molecular formula C6H13NO2 comprises 6 C, 13 H, 1 N, 2 O atoms.

Also known as: Isoleucine · L-Isoleucine

Frequently Asked Questions

What is the CAS number of Isoleucine?

The CAS registry number of Isoleucine is 73-32-5.

What is the molecular formula and molecular weight of Isoleucine?

Molecular formula C6H13NO2, molecular weight 131.17.

What other names is Isoleucine known by?

It is also registered under: Isoleucine, L-Isoleucine.

What are the documented applications of Isoleucine?

Recorded applications: Catalyst, Hair dyeing, Antistatic, Skin conditioning.

PubChem Public Data

Independent reference data for Isoleucine (CAS 73-32-5), compiled from public chemistry databases.

Registry identifiers across databases

CAS 号	73-32-5
PubChem CID	6306
分子式	C6H13NO2
分子量	131.09 g/mol
IUPAC 名称	(2S,3S)-2-amino-3-methylpentanoic acid
InChIKey	AGPKZVBTJJNPAG-WHFBIAKZSA-N
UNII（FDA）	04Y7590D77
ChEBI 编号	CHEBI:17191
FEMA 编号	4675
JECFA 编号	2118

Computed descriptors

Molecular Weight	131.17
XLogP3	-1.7
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	3
Exact Mass	131.094628657
Monoisotopic Mass	131.094628657
Topological Polar Surface Area	63.3
Heavy Atom Count	9

Physicochemical values on record

Boiling Point	Sublimes at 168-170 °C
Melting Point	285.5
Melting Point	284 °C (decomposes)
Melting Point	285.5 °C
Solubility	34400
Solubility	In water, 3.44X10+4 mg/L at 25 °C
Solubility	35 mg/mL
Vapor Pressure	0.00000001 [mmHg]
LogP	-1.7
LogP	log Kow = -1.72

Synonyms and trade names

l-isoleucine; Isoleucine; 73-32-5; (2S,3S)-2-Amino-3-methylpentanoic acid; 2S,3S-Isoleucine; (S)-Isoleucine; (S,S)-Isoleucine; 2-Amino-3-methylvaleric acid; erythro-L-Isoleucine; L-Ile; Isoleucina; alpha-Amino-beta-methylvaleric acid; Norvaline, 3-methyl-; Valeric acid, 2-amino-3-methyl-; Isoleucinum; iso-leucine

Regulatory listings held on file

法规与食品接触	FDA Substance added to food: FLAVORING AGENT OR ADJUVANT, NUTRIENT SUPPLEMENT FLAVOURING_AGENT: Flavouring Agent Flavoring Agents No safety concern at current levels of intake when used as a flavouring agent TRS 974-JECFA 76 FAS 67 JECFA 76
GHS 通报统计	98.8% (169 / 171)

GHS hazard classification

GHS 通报统计	98.8% (169 / 171)

What the public record says

L-Isoleucine 的 CAS 号为 73-32-5，分子式 C6H13NO2，分子量 131.09 g/mol。 UNII 04Y7590D77; ChEBI 17191; InChIKey AGPKZVBTJJNPAG-WHFBIAKZSA-N. Boiling Point: Sublimes at 168-170 °C; Melting Point: 285.5; Melting Point: 284 °C (decomposes).

Source: PubChem / Wikidata; the batch COA governs where values differ.