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CAS 1268334-97-9Preliminary Safety ReferenceNot a supplier-issued SDSSupplier SDS by request

CAS 1268334-97-9 Safety Reference and Supplier SDS Request

5-(3,5-Dimethyl-4-isoxazolyl)-2-thiophenesulfonyl chloride

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Preliminary reference disclaimer

This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.

Documentation status

Preliminary safety reference

Available

Supplier-issued SDS

Available by request

COA

Available by RFQ / lot confirmation

Transport classification

Requires shipment review

Identity

CAS Number

1268334-97-9

Chemical name

5-(3,5-Dimethyl-4-isoxazolyl)-2-thiophenesulfonyl chloride

Molecular formula

C9H8ClNO3S2

Molecular weight

277.8 g/mol

Synonyms

5-(3,5-Dimethylisoxazol-4-yl)thiophene-2-sulfonyl chloride; 5-(3,5-Dimethylisoxazol-4-yl)thiophene-2-sulfonylchloride

InChIKey

HNBKVHRJMPOBKY-UHFFFAOYSA-N

PubChem CID

53230239

Hazard / GHS Reference

Signal word

Danger

Catalog reference cue; confirm supplier documentation before use.

Hazard statements

H302, H314, H318

Catalog reference cue; confirm supplier documentation before use.

Handling & PPE

  • Keep container tightly closed and dry. Store in a well-ventilated place. Recommended storage conditions: nitrogen, 2-8°C
  • Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate ventilation in areas where dust is generated. General fire protection measures.
  • Use a P95 (US) or P1 (EU UK 143) particulate respirator if exposed to harmful environments. For higher level of protection, use an OV/AG/P99 (US) or ABEK-P2 (EU UK 143) gas filter. Respirators must be tested and approved by government standards such as NIOSH (US) or CEN (EU).
  • Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional agency with waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with post-combustion and scrubbing capabilities. Contaminated packaging. Dispose of as unutilized product.

First Aid / Accidental Release

  • Do not give anything to an unconscious person. Rinse mouth with water. Consult a physician.
  • If inhaled, move the patient to fresh air. If breathing stops, perform artificial respiration. Consult a physician.
  • Rinse with plenty of water for at least 15 minutes and consult a physician.
  • Wash with soap and plenty of water. Consult a physician.
  • Do not generate dust when collecting and disposing. Sweep and shovel up. Place in a suitable closed container for disposal.
  • Use personal protective equipment. Avoid dust generation. Avoid inhalation of vapors, mists or gases. Ensure adequate ventilation. Evacuate personnel to a safe area. Avoid inhalation of dust. See
  • Do not allow the product to enter drains.
  • Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional agency with waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with post-combustion and scrubbing capabilities. Contaminated packaging. Dispose of as unutilized product.

Firefighting / Stability

  • Reactivity
  • Carbon monoxide, carbon dioxide, hydrogen chloride, nitrogen oxides, sulfur oxides

Physical and Chemical Reference

XLogP

2.9

Catalog reference value; verify against supplier SDS before use.

Transport / Shipment Review

Shipment review

Shipment details require review before fulfillment.

Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.

  • Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.