Benzenesulfonyl isocyanate, 2-chloro-

CAS 64900-65-8

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceNo public record

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

Why It Matters

Sectors

Agriculture

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Intermediate in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing as a reactant

Vendor Pricing

$987.00/gAstaTech, Inc

CountryUnited States

Pack$987.00 / 1 g

Purity95%

Vendors3 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

2 more vendors

Vendor	Country	$/g	Pack	Purity
A2B Chem LLC	United States	$1012.00	1 g	95%
AA BLOCKS	United States	$1122.00	1 g	95%

Chemical Identity

CAS64900-65-8

PubChem CID174071

DTXSIDDTXSID9073595

FormulaC7H4ClNO3S

Mol. Weight217.63 g/mol

SMILESC1=CC=C(C(=C1)S(=O)(=O)N=C=O)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID9073595Retrieved 2026-04-06
PubChem · compound 174071Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Benzenesulfonyl isocyanate, 2-chloro- (CAS 64900-65-8) https://chemicalindependence.com/chemical/64900-65-8/ EPA CompTox (DSSTox): DTXSID9073595. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9073595 PubChem: 174071. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/174071 EPA Chemical Data Reporting: 64900-65-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 64900-65-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting