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Home/Compounds/CAS 137982-91-3/Safety Reference
CAS 137982-91-3Preliminary Safety ReferenceNot a supplier-issued SDSSupplier SDS by request

CAS 137982-91-3 Safety Reference and Supplier SDS Request

7-Chloro-1,2,3,4-tetrahydro-1-(2-methyl-4-nitrobenzoyl)-5H-1-benzazepin-5-one

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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

137982-91-3

Chemical name

7-Chloro-1,2,3,4-tetrahydro-1-(2-methyl-4-nitrobenzoyl)-5H-1-benzazepin-5-one

Molecular formula

C18H15ClN2O4

Molecular weight

358.8 g/mol

Synonyms

7-Chloro-1-(2-methyl-4-nitrobenzoyl)-3,4-dihydro-1H-benzo[b]azepin-5(2H)-one; 5H-1-Benzazepin-5-one, 7-chloro-1,2,3,4-tetrahydro-1-(2-methyl-4-nitrobenzoyl)-; 7-chloro-1-(2-methyl-4-nitrobenzoyl)-1,2,3,4-tetrahydro-5H-benzo[b]azepin-5-one; 7-chloro-1-(2-methyl-4-nitrobenzoyl)-5-oxo-2,3,4,5-tetrahydro-1H-1-benzazepine; Tolvaptan Intermediate 3; 7-chloro-1-(2-methyl-4-nitro-benzoyl)-3,4-dihydro-2H-1-benzazepin-5-one; 1-(2-Methyl-4-nitrobenzoyl)-7-chloro-1,2,3,4-tetrahydrobenzo[b]azepin-5-one; 7-Chloro-1-(2-methyl-4-nitrobenzoyl)-1,2,3,4-tetrahydro-5H-1-benzazepin-5-one; 7-Chloro-1-(2-methyl-4-nitrobenzoyl)-5-oxo-2,3,4,5+tetrahydro-1H-1-benzazepine

InChIKey

NNCRQBJNAGEBDM-UHFFFAOYSA-N

PubChem CID

19608065

Hazard / GHS Reference

Signal word

Warning

Catalog reference cue; confirm supplier documentation before use.

Hazard statements

H302, H315, H319, H335

Catalog reference cue; confirm supplier documentation before use.

Handling & PPE

  • Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional organization with a waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with post-combustion and washing capabilities. Contaminated packaging is to be disposed of as unused 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 and emergency procedures. Avoid dust generation. Avoid inhaling vapors, mists or gases. Ensure adequate ventilation. Evacuate personnel to a safe area. Avoid inhaling dust. See
  • Do not allow the product to enter drains.
  • Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional organization with a waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with post-combustion and washing capabilities. Contaminated packaging is to be disposed of as unused product.

Firefighting / Stability

  • Wear a self-contained breathing apparatus if necessary.
  • Reactivity
  • Carbon monoxide, carbon dioxide, hydrogen chloride, nitrogen oxides

Physical and Chemical Reference

XLogP

3.6

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.

Need supplier documentation?

Request through MolGraph:

  • Supplier-issued SDS
  • COA
  • Purity and pack size confirmation
  • Availability and lead time review
  • Shipment documentation review

Catalog-Specific Reference Cues

  • 7-Chloro-1,2,3,4-tetrahydro-1-(2-methyl-4-nitrobenzoyl)-5H-1-benzazepin-5-one (CAS 137982-91-3) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C18H15ClN2O4 and molecular weight 358.80 g/mol.
  • Intended for research-stage medicinal chemistry and intermediate synthesis workflows; structure-derived tags include nitrogen-containing heterocycle.

Related catalog entries

Related public CAS links are not available for this reference page.

MolGraph Preliminary Safety Reference - Not a supplier-issued SDS. 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.