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Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate

Also known as: 2-Thiophenecarboxylic acid, 3-amino-5-(4-nitrophenyl)-, ethyl ester, Ethyl 3-amino-5-(4-nitrophenyl)-2-thiophenecarboxylate, ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate

Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate (CAS 91077-00-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H12N2O4S and a molecular weight of 292.31000 g/mol. Key properties include a melting point of 172-176ºC(lit.), a boiling point of 520.8ºC at 760 mmHg, a density of 1.374g/cm3 and a flash point of 268.8ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful 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.
91077-00-8
Jingsj CID
J-1583769-1
Molecular Formula
C13H12N2O4S
Molecular Weight
292.31000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point172-176ºC(lit.)
Boiling Point520.8ºC at 760 mmHg
Density1.374g/cm3
Flash Point268.8ºC
Exact Mass292.05200
PSA126.38000
LogP4.18660
Refractive Index1.637

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful 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 Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate?

The CAS number of Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate is 91077-00-8.

What are the molecular formula and molecular weight of Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate?

Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate has molecular formula C13H12N2O4S and molecular weight 292.31000 g/mol.

Is Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate hazardous?

Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate?

For Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate, Upstream Products: Ethyl bromoacetate, 2-(4-nitrophenyl)acetaldehyde, Ethyl thioglycolate.

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

Last updated:

How to cite: Jingsj. "Ethyl 3-amino-5-(4-nitrophenyl)thiophene-2-carboxylate (CAS 91077-00-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1583769-1 (accessed 2026-11-09).

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