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N'-hydroxy-2-thiophenecarboximidamide

Also known as: thiophene-2-amidoxime, N'-hydroxythiophene-2-carboximidamide, 2-thiophenecarboximidamide, N-hydroxy-, MFCD00173698

N'-hydroxy-2-thiophenecarboximidamide (CAS 53370-51-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2OS and a molecular weight of 142.17900 g/mol. Key properties include a melting point of 94-97ºC, a boiling point of 330.2ºC at 760mmHg, a density of 1.45g/cm3 and a flash point of 153.5ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53370-51-7
Jingsj CID
J-10234-1
Molecular Formula
C5H6N2OS
Molecular Weight
142.17900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point94-97ºC
Boiling Point330.2ºC at 760mmHg
Density1.45g/cm3
Flash Point153.5ºC
Exact Mass142.02000
PSA86.85000
LogP1.54290
Refractive Index1.675

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of N'-hydroxy-2-thiophenecarboximidamide?

The CAS number of N'-hydroxy-2-thiophenecarboximidamide is 53370-51-7.

What are the molecular formula and molecular weight of N'-hydroxy-2-thiophenecarboximidamide?

N'-hydroxy-2-thiophenecarboximidamide has molecular formula C5H6N2OS and molecular weight 142.17900 g/mol.

Is N'-hydroxy-2-thiophenecarboximidamide hazardous?

N'-hydroxy-2-thiophenecarboximidamide has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of N'-hydroxy-2-thiophenecarboximidamide?

For N'-hydroxy-2-thiophenecarboximidamide, Upstream Products: 2-Thiophenecarbonitrile, Hydroxylamine hydrochloride, Potassium carbonate; Downstream Products: 2-Thiophenecarbonitrile, 2-Thiophenecarboxamide, Thiophene-2-carboximidamide hydrochloride.

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

Last updated:

How to cite: Jingsj. "N'-hydroxy-2-thiophenecarboximidamide (CAS 53370-51-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10234-1 (accessed 2026-11-09).

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