2-Cyano-5-nitrothiophene

BGC Id:	451187004464
CAS No:	16689-02-4
Synonyms:	5-nitro-2-thiophenecarbonitrile ; akos 92290 ; 5-cyano-2-nitrothiophene ; 2-cyano-5-nitrothiophene ; 2-nitrothiophene-5-carbonitrile ; 5-nitrothiophene-2-carbonitrile ; 5-nitrothiophene-2-carbonitrile, 98+% ; 2-thiophenecarbonitrile,5-nitro- ; buttpark 121\04-20
Molecular Formula:	C5H2N2O2S
Molecular Weight:	154.15
EINECS:

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The last intensive check and update was carried out on 2026/06/11.

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Synonyms:

5-nitro-2-thiophenecarbonitrile ; akos 92290 ; 5-cyano-2-nitrothiophene ; 2-cyano-5-nitrothiophene ; 2-nitrothiophene-5-carbonitrile ; 5-nitrothiophene-2-carbonitrile ; 5-nitrothiophene-2-carbonitrile, 98+% ; 2-thiophenecarbonitrile,5-nitro- ; buttpark 121\04-20

CAS:

16689-02-4

EINECS:

Molecular Formula:

C5H2N2O2S

MDL:

MFCD00052401

Properties

Molecular Weight:

154.15 g·mol−1

Melting point:

42-46 °C

Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

6.1

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

22-37/38-41 (R)

Safety Codes:

26-36/37/39 (S)

WGK Germany:

RID / ADR:

UN 3439 6.1 / PG 3

Storage temperature:

2-8°C

What other providers are available for CAS 16689-02-4?

In addition to the providers presented here for 2-Cyano-5-nitrothiophene with the CAS number 16689-02-4, there are other 29 providers with slightly different product names available for this CAS number.

5-Nitro-2-thiophenecarbonitrile

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5-Nitrothiophene-2-carbonitrile