N-Acetyl-DL-histidine Monohydrate - ≥98% , CAS No.213178-97-3

CAS: 213178-97-3 Cat. No.: N159753 Molecular Weight: 197.19 PubChem CID: 18668507
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Ac-DL-His-OH Monohydrate
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
1g
N159753-1g
3

$9.90

$14.90
Save $5.00 (33.56%)
5g
N159753-5g
1

$25.90

$38.90
Save $13.00 (33.42%)
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

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

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Quality documents

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

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Literature proof

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

Specifications

Synonyms
Ac-DL-His-OH Monohydrate
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid504768757
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504768757
Canonical SmilesCC(=O)NC(CC1=CN=CN1)C(=O)O.O
IUPAC Name2-acetamido-3-(1H-imidazol-5-yl)propanoic acid;hydrate
InChIKeyPSWSDQRXCOJSFC-UHFFFAOYSA-N
INCHI1S/C8H11N3O3.H2O/c1-5(12)11-7(8(13)14)2-6-3-9-4-10-6;/h3-4,7H,2H2,1H3,(H,9,10)(H,11,12)(H,13,14);1H2
Isomeric SMILES CC(=O)NC(CC1=CN=CN1)C(=O)O.O
Alternate CAS 10101-30-1
PubChem CID 18668507
Molecular Weight 197.19

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 ParentHistidine and derivatives
Alternative Parents N-acyl-alpha amino acids  Imidazolyl carboxylic acids and derivatives  Heteroaromatic compounds  Acetamides  Secondary carboxylic acid amides  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Histidine or derivatives - N-acyl-alpha-amino acid - N-acyl-alpha amino acid or derivatives - Imidazolyl carboxylic acid derivative - Azole - Imidazole - Acetamide - Heteroaromatic compound - Secondary carboxylic acid amide - Carboxamide group - Organoheterocyclic compound - Monocarboxylic acid or derivatives - Carboxylic acid - Azacycle - Organooxygen compound - Organonitrogen compound - Organic oxide - Organic oxygen compound - Organic nitrogen compound - Carbonyl group - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as histidine and derivatives. These are compounds containing cysteine or a derivative thereof resulting from reaction of cysteine 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.

2 results found

Lot NumberCertificate TypeDateItem
D2102175Certificate of AnalysisJan 13, 2025 N159753
D2102178Certificate of AnalysisJan 13, 2025 N159753
Chemical and Physical Properties
Solubilityinsoluble in water.
Melt Point(°C)152 °C
Molecular Weight215.210 g/mol
XLogP3
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count5
Rotatable Bond Count4
Exact Mass215.091 Da
Monoisotopic Mass215.091 Da
Topological Polar Surface Area96.100 Ų
Heavy Atom Count15
Formal Charge0
Complexity232.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Solution Calculators
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