4,5-Dimethylthiazole-2-carbaldehyde - ≥98% , CAS No.74531-15-0

CAS: 74531-15-0 Cat. No.: D194862 Molecular Weight: 141.19 EC Number: 804-226-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
4,5-Dimethylthiazole-2-carboxaldehyde, 97% | 2-Thiazolecarboxaldehyde, 4,5-dimethyl- (6CI, 9CI) | AKOS012225280 | 2-Thiazolecarboxaldehyde, 4,5-dimethyl- | MFCD11044203 | AMY26842 | 4,5-Dimethylthiazole-2-carbaldehyde | EN300-187648 | DS-15602 | 4,5-Dimet
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
D194862-250mg
3

$10.90

$16.90
Save $6.00 (35.50%)
1g
D194862-1g
3

$29.90

$44.90
Save $15.00 (33.41%)
5g
D194862-5g
1

$116.90

$175.90
Save $59.00 (33.54%)
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice 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
4, 5-Dimethylthiazole-2-carboxaldehyde, 97% | 2-Thiazolecarboxaldehyde, 4, 5-dimethyl- (6CI, 9CI) | AKOS012225280 | 2-Thiazolecarboxaldehyde, 4, 5-dimethyl- | MFCD11044203 | AMY26842 | 4, 5-Dimethylthiazole-2-carbaldehyde | EN300-187648 | DS-15602 | 4, 5-Dimet
Specifications & Purity
≥98%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504767681
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504767681
Canonical SmilesCC1=C(SC(=N1)C=O)C
IUPAC Name4,5-dimethyl-1,3-thiazole-2-carbaldehyde
InChIKeyRRBIYJOEJILQJE-UHFFFAOYSA-N
INCHI1S/C6H7NOS/c1-4-5(2)9-6(3-8)7-4/h3H,1-2H3
Isomeric SMILES CC1=C(SC(=N1)C=O)C
WGK Germany 3
Molecular Weight 141.19
Reaxy-Rn 109596
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=109596&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassThiazoles
Intermediate Tree Nodes Not available
Direct Parent2,4,5-trisubstituted thiazoles
Alternative Parents Aryl-aldehydes  Heteroaromatic compounds  Azacyclic compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 2,4,5-trisubstituted 1,3-thiazole - Aryl-aldehyde - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aldehyde - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 2,4,5-trisubstituted thiazoles. These are compounds containing a thiazole ring substituted at positions 2, 4 and 5 only.
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.

3 results found

Lot NumberCertificate TypeDateItem
L2215338Certificate of AnalysisSep 17, 2025 D194862
L2215339Certificate of AnalysisSep 17, 2025 D194862
L2215377Certificate of AnalysisSep 17, 2025 D194862
Chemical and Physical Properties
SensitivityHeat sensitive
Flash Point(°F)224.6 °F
Flash Point(°C)107 °C
Melt Point(°C)33-39 °C
Molecular Weight141.190 g/mol
XLogP31.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass141.025 Da
Monoisotopic Mass141.025 Da
Topological Polar Surface Area58.200 Ų
Heavy Atom Count9
Formal Charge0
Complexity118.000
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
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