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4-Acetamidobenzenesulfonyl azide

Also known as: p-ABSA, N-(4-azidosulfonylphenyl)acetamide, 4-(Acetylamino)benzenesulfonyl azide, 4-(Azidosulfonyl)acetanilide, 4-Acetylaminobenzenesulfonyl azide, p-acetamidobenzenesulfonyl azide, 4-acetamidobenzenesulphonyl azide, Benzenesulfonyl azide, 4-(acetylamino)-, MFCD00029626

4-Acetamidobenzenesulfonyl azide (CAS 2158-14-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H8N4O3S and a molecular weight of 240.239 g/mol. Key property: a melting point of 107-111 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2158-14-7
Jingsj CID
J-1130721-4
Molecular Formula
C8H8N4O3S
Molecular Weight
240.239 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point107-111 °C(lit.)
Exact Mass240.031708
PSA121.37000
LogP0.02

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2929909090
Summary2929909090 other compounds with other nitrogen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Acetamidobenzenesulfonyl azide?

The CAS number of 4-Acetamidobenzenesulfonyl azide is 2158-14-7.

What are the molecular formula and molecular weight of 4-Acetamidobenzenesulfonyl azide?

4-Acetamidobenzenesulfonyl azide has molecular formula C8H8N4O3S and molecular weight 240.239 g/mol.

Is 4-Acetamidobenzenesulfonyl azide hazardous?

4-Acetamidobenzenesulfonyl azide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4-Acetamidobenzenesulfonyl azide?

For 4-Acetamidobenzenesulfonyl azide, Upstream Products: N-Acetylsulfanilyl chloride, 4-Acetamidobenzenesulfonic acid; Downstream Products: Dimethyl (1-diazo-2-oxopropyl)phosphonate, 4-Acetamidobenzenesulfonamide, Ethyl 2-(4-bromophenyl)-2-diazoacetate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Acetamidobenzenesulfonyl azide (CAS 2158-14-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1130721-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.