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Key Documents

Safety Information

E3149

Sigma-Aldrich

S-Ethylisothiourea hydrobromide

≥98%

Synonym(s):

2-Ethyl-2-thiopseudourea hydrobromide

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About This Item

Empirical Formula (Hill Notation):
C3H8N2S · HBr
CAS Number:
Molecular Weight:
185.09
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

Assay

≥98%

storage temp.

2-8°C

SMILES string

Br[H].CCSC(N)=N

Biochem/physiol Actions

Inhibitor of inducible human, endothelial and neuronal nitric oxide synthetase isozymes.

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

188.6 °F - Solvent

Flash Point(C)

87 °C - Solvent

Regulatory Information

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G J Southan et al.
British journal of pharmacology, 114(2), 510-516 (1995-01-01)
1. The induction of a calcium-independent isoform of nitric oxide (NO) synthase (iNOS) and a subsequent enhanced formation of NO has been implicated in the pathophysiology of a variety of diseases including inflammation and circulatory shock. Here we demonstrate that
E P Garvey et al.
The Journal of biological chemistry, 269(43), 26669-26676 (1994-10-28)
S-Ethylisothiourea was a potent competitive inhibitor of human nitric oxide synthase (NOS), with Ki values of 17, 36, and 29 nM for the inducible (i), endothelial (e), and neuronal (n) isozymes, respectively. Unlike some potent inhibitors of NOS, no time

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