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H53170 4-(Cyclopropylsulfamoyl)benzeneboronic acid, 98%

CAS Number

Stock No. Size Price ($) Quantity Availability
H53170-MD 250mg 79.10
H53170-03 1g 252.00
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4-(Cyclopropylsulfamoyl)benzeneboronic acid, 98%


Chemical Properties

Formula Weight
Melting point
Storage & Sensitivity
Ambient temperatures.
Slightly soluble in water.


It is a useful intermediate in pharmaceutical intermediate. Boronic Acids are important chemical building blocks employed in cross coupling reactions. The ability of boronic acids to reversibly bind diol functional groups has been utilized for fluorescent detection of saccharides. The compound Bortezomib utilizes the boronic acid for its proteasome inhibitory effect.


Store in cool dry place. Ensure proper ventilation. Incompatible with oxidizing agents. Keep container tightly closed.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


  • A10381

    3-Pyridinemethanol, 98%
  • A10681

    2-Buten-1-ol, cis + trans (ca 1:19), 96%
  • A11583

    Benzoyl isocyanate, tech. 90%
  • A13611

    2-Chlorobenzoylacetonitrile, 95%
  • A17786

    4-Bromo-2,2-diphenylbutyronitrile, 95%

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