N-Acetyl-D-(allo)-isoleucine - ≥95% , CAS No.54831-20-8

CAS: 54831-20-8 Cat. No.: N341606 Molecular Weight: 173.21
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
(2R,3S)-2-acetamido-3-methylpentanoic acid | Acetyl-d-alloisoleucine
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
N341606-100mg
1

$20.90

$31.90
Save $11.00 (34.48%)
250mg
N341606-250mg
1

$35.90

$53.90
Save $18.00 (33.40%)
1g
N341606-1g
1

$114.90

$172.90
Save $58.00 (33.55%)
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
(2R, 3S)-2-acetamido-3-methylpentanoic acid | Acetyl-d-alloisoleucine
Specifications & Purity
≥95%
Storage
Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Canonical SmilesCCC(C)C(C(=O)O)NC(=O)C
IUPAC Name(2R,3S)-2-acetamido-3-methylpentanoic acid
InChIKeyJDTWZSUNGHMMJM-CAHLUQPWSA-N
INCHI1S/C8H15NO3/c1-4-5(2)7(8(11)12)9-6(3)10/h5,7H,4H2,1-3H3,(H,9,10)(H,11,12)/t5-,7+/m0/s1
Isomeric SMILES CC[C@H](C)[C@H](C(=O)O)NC(=O)C
Alternate CAS 19764-31-9
Molecular Weight 173.21
Reaxy-Rn 2249494
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2249494&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentIsoleucine and derivatives
Alternative Parents N-acyl-alpha amino acids  Methyl-branched fatty acids  Acetamides  Secondary carboxylic acid amides  Monocarboxylic acids and derivatives  Carboxylic acids  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Isoleucine or derivatives - N-acyl-alpha-amino acid - N-acyl-alpha amino acid or derivatives - Branched fatty acid - Methyl-branched fatty acid - Fatty acyl - Fatty acid - Acetamide - Carboxamide group - Secondary carboxylic acid amide - Carboxylic acid - Monocarboxylic acid or derivatives - Hydrocarbon derivative - Organic oxide - Organic nitrogen compound - Organic oxygen compound - Carbonyl group - Organonitrogen compound - Organooxygen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as isoleucine and derivatives. These are compounds containing isoleucine or a derivative thereof resulting from reaction of isoleucine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
I2419622Certificate of AnalysisSep 09, 2024 N341606
I2419625Certificate of AnalysisSep 09, 2024 N341606
I2419626Certificate of AnalysisSep 09, 2024 N341606
I2419629Certificate of AnalysisSep 09, 2024 N341606
I2419639Certificate of AnalysisSep 09, 2024 N341606
I2419641Certificate of AnalysisSep 09, 2024 N341606
Chemical and Physical Properties
Refractive Indexn20D~1.46 (Predicted)
Molecular Weight173.210 g/mol
XLogP30.600
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count4
Exact Mass173.105 Da
Monoisotopic Mass173.105 Da
Topological Polar Surface Area66.400 Ų
Heavy Atom Count12
Formal Charge0
Complexity179.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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