2-Acetamido-5-chlorothiazole - ≥96% , CAS No.20256-39-7

CAS: 20256-39-7 Cat. No.: A168368 Molecular Weight: 176.62 EC Number: 626-334-2
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
YLRXYIGXXMJPOP-UHFFFAOYSA-N | 2-Acetamido-5-chlorothiazole | Acetamide, N-(5-chloro-2-thiazolyl)- | MFCD01318098 | N-(5-chlorothiazol-2-yl)acetamide | A814362 | SCHEMBL966406 | AS-62940 | 2-Acetamido-5-chlorothiazolev | DTXSID60405537 | FT-0610925 | AKOS0
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
A168368-1g
6

$22.90

$34.90
Save $12.00 (34.38%)
5g
A168368-5g
3

$79.90

$119.90
Save $40.00 (33.36%)
10g
A168368-10g
2

$143.90

$215.90
Save $72.00 (33.35%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥96% 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
YLRXYIGXXMJPOP-UHFFFAOYSA-N | 2-Acetamido-5-chlorothiazole | Acetamide, N-(5-chloro-2-thiazolyl)- | MFCD01318098 | N-(5-chlorothiazol-2-yl)acetamide | A814362 | SCHEMBL966406 | AS-62940 | 2-Acetamido-5-chlorothiazolev | DTXSID60405537 | FT-0610925 | AKOS0
Specifications & Purity
≥96%
Storage
Room temperature
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Pubchem Sid488194964
Canonical SmilesCC(=O)NC1=NC=C(S1)Cl
IUPAC NameN-(5-chloro-1,3-thiazol-2-yl)acetamide
InChIKeyYLRXYIGXXMJPOP-UHFFFAOYSA-N
INCHI1S/C5H5ClN2OS/c1-3(9)8-5-7-2-4(6)10-5/h2H,1H3,(H,7,8,9)
Isomeric SMILES CC(=O)NC1=NC=C(S1)Cl
WGK Germany 3
Molecular Weight 176.62
Reaxy-Rn 127124
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=127124&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 nitrogen compounds
ClassOrganonitrogen compounds
SubclassN-arylamides
Intermediate Tree Nodes Not available
Direct ParentN-acetylarylamines
Alternative Parents 2,5-disubstituted thiazoles  Aryl chlorides  Heteroaromatic compounds  Acetamides  Secondary carboxylic acid amides  Azacyclic compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents N-acetylarylamine - 2,5-disubstituted 1,3-thiazole - Aryl chloride - Aryl halide - Heteroaromatic compound - Acetamide - Thiazole - Azole - Secondary carboxylic acid amide - Carboxamide group - Azacycle - Organoheterocyclic compound - Carboxylic acid derivative - Organic oxygen compound - Organohalogen compound - Organochloride - Carbonyl group - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as n-acetylarylamines. These are acetamides where one or more amide hydrogens is substituted by an aryl group.
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.

4 results found

Lot NumberCertificate TypeDateItem
E2323162Certificate of AnalysisMar 11, 2026 A168368
H2211019Certificate of AnalysisMay 12, 2025 A168368
H2211020Certificate of AnalysisMay 12, 2025 A168368
H2211024Certificate of AnalysisMay 12, 2025 A168368
Chemical and Physical Properties
Melt Point(°C)208-212°C
Molecular Weight176.620 g/mol
XLogP32.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass175.981 Da
Monoisotopic Mass175.981 Da
Topological Polar Surface Area70.200 Ų
Heavy Atom Count10
Formal Charge0
Complexity144.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
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
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.