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37073-15-7 - 1-Methylsulfonyl-1H-benzotriazole, 97% - H53386 - Alfa Aesar

H53386 1-Methylsulfonyl-1H-benzotriazole, 97%

CAS Number

Size Price ($) Quantity Availability
1g 22.97
5g 86.01
25g 345.05
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1-Methylsulfonyl-1H-benzotriazole, 97%


Chemical Properties

Formula Weight
Melting point
106-108° dec.


1-Methylsulfonyl-1H-benzotriazole is used as pharmaceutical intermediate.


Stable under recommended storage conditions. Store away from oxidizing agents.

Literature References

Alan R. Katritzky; Nabin K.Meher; Chunming Cai; Sandeep K.Singh. Preparation of N-acylbenzotriazole derivatives of dicarboxylic acids . Rev. Soc. Quim. Mex. 2004, 48, 275-278


Alan R.Katritzky; Yuming Zhang; Sandeep K.Singh; Peter J.Steelb. 1,3-Dipolar cycloadditions of organic azides to ester or benzotriazolylcarbonyl activated acetylenic amides. ARKIVOC. 2003, (xv),47-64

GHS Hazard and Precautionary Statements

Hazard Statements: H318-H302

Causes serious eye damage. Harmful if swallowed.

Precautionary Statements: P280-P264-P270-P305+P351+P338-P310-P301+P312-P330-P501a

Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. Do not eat, drink or smoke when using this product. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Rinse mouth. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code


  • A10186

    3-Bromo-2-butanone, 97%, stab. with <1% magnesium oxide
  • A10940

    Propionyl chloride, 98%
  • A13488

    2-Chlorobenzaldehyde, 97%
  • A13808

    Ethyl acetopyruvate, 98%
  • A15350

    N,N-Dimethylformamide dimethyl acetal, 97%

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