1,2-Dimethylimidazole-4-sulfonyl chloride - ≥95% , CAS No.137049-02-6

CAS: 137049-02-6 Cat. No.: D167114 Molecular Weight: 194.641 EC Number: 655-195-0
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
BP-10975 | 1,2-dimethylimidazole-4-sulphonyl chloride | EN300-58948 | SCHEMBL388492 | 1,2-dimethyl-1h-imidazole-4-sulphonyl chloride | AT12182 | 1,2-dimethyl-1H-imidazol-4-sulfonyl chloride | 1,2-dimethyl-1H-imidazole-4-sulfonyl chloride | 1,2-dimethylimi
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
D167114-250mg
3

$35.90

$53.90
Save $18.00 (33.40%)
1g
D167114-1g
2

$112.90

$169.90
Save $57.00 (33.55%)
5g
D167114-5g
1

$448.90

$673.90
Save $225.00 (33.39%)
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Why this grade

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

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Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads 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.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
BP-10975 | 1, 2-dimethylimidazole-4-sulphonyl chloride | EN300-58948 | SCHEMBL388492 | 1, 2-dimethyl-1h-imidazole-4-sulphonyl chloride | AT12182 | 1, 2-dimethyl-1H-imidazol-4-sulfonyl chloride | 1, 2-dimethyl-1H-imidazole-4-sulfonyl chloride | 1, 2-dimethylimi
Specifications & Purity
≥95%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Canonical SmilesCC1=NC(=CN1C)S(=O)(=O)Cl
IUPAC Name1,2-dimethylimidazole-4-sulfonyl chloride
InChIKeyJPAFTHVNSBWVQJ-UHFFFAOYSA-N
INCHI1S/C5H7ClN2O2S/c1-4-7-5(3-8(4)2)11(6,9)10/h3H,1-2H3
Isomeric SMILES CC1=NC(=CN1C)S(=O)(=O)Cl
Molecular Weight 194.641
Reaxy-Rn 7918301
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7918301&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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassImidazoles
Intermediate Tree Nodes Substituted imidazoles - Trisubstituted imidazoles
Direct Parent1,2,4-trisubstituted imidazoles
Alternative Parents N-substituted imidazoles  Sulfonyls  Sulfonyl chlorides  Organosulfonic acids and derivatives  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 1,2,4-trisubstituted-imidazole - N-substituted imidazole - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl chloride - Heteroaromatic compound - Sulfonyl - Sulfonyl halide - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organosulfur compound - Organonitrogen compound - Organic oxygen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1,2,4-trisubstituted imidazoles. These are imidazoles in which the imidazole ring is substituted at positions 1, 2, and 3.
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
I2227378Certificate of AnalysisJul 21, 2025 D167114
I2227379Certificate of AnalysisJul 21, 2025 D167114
I2227380Certificate of AnalysisJul 21, 2025 D167114
Chemical and Physical Properties
Sensitivitymoisture sensitive
Melt Point(°C)91-94℃
Molecular Weight194.640 g/mol
XLogP30.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass193.992 Da
Monoisotopic Mass193.992 Da
Topological Polar Surface Area60.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity235.000
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
Citations of This Product
References
1. Yingchao Liu, Jiahui Bai, Xiaoxia Dong, Yuqi Cao, Mingmai Bao, Yingjie Lu, Hui Zeng, Lixing Zhan, Yinlong Guo.  (2024)  Online Charge-Generation Derivatization by Electrochemical Radical Cations of Thianthrene: Mass Spectrometry Imaging of Estrogens in Biological Tissues.  ANALYTICAL CHEMISTRY,      [PMID:39031066] [10.1021/acs.analchem.4c02086]
Solution Calculators
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