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Merck
CN

A54601

2-(2-Aminoethyl)isothiourea dihydrobromide

99%

Synonym(s):

2-(2-Aminoethyl)-2-thiopseudourea dihydrobromide, AET, S-(2-Aminoethyl)isothiouronium bromide hydrobromide

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About This Item

Linear Formula:
NH2CH2CH2SC(=NH)NH2 · 2HBr
CAS Number:
Molecular Weight:
281.01
EC Number:
200-257-0
UNSPSC Code:
12352200
PubChem Substance ID:
Beilstein/REAXYS Number:
3911163
MDL number:
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InChI key

XDVMCVGTDUKDHL-UHFFFAOYSA-N

InChI

1S/C3H9N3S.2BrH/c4-1-2-7-3(5)6;;/h1-2,4H2,(H3,5,6);2*1H

SMILES string

Br[H].Br[H].NCCSC(N)=N

assay

99%

mp

190-196 °C (lit.)

Application

Has radioprotective activity against x-rays.

Biochem/physiol Actions

Inhibits constitutive and inducible NOS.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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S K Basu et al.
Indian journal of experimental biology, 31(10), 837-842 (1993-10-01)
Radioprotective effectiveness has been evaluated by 30 day survival studies and protection to bone-marrow cells in mice after radiation exposure and this has been further established by 24 hr deoxycytidine excretion in urine of rats following 5 Gy whole body
Meghan R Flanagan et al.
Annals of surgical oncology, 22(10), 3264-3272 (2015-07-24)
Adjuvant endocrine therapy (AET) has been shown to reduce the risk of second breast cancer events in women with ductal carcinoma in situ (DCIS). There is no population-level evaluation of AET use in DCIS patients after standardized reporting of estrogen
Ni Ni Tun et al.
Plant & cell physiology, 47(3), 346-354 (2006-01-18)
In this study, we examined the regulation by putrescine, spermidine and spermine of nitric oxide (NO) biosynthesis in Arabidopsis thaliana seedlings. Using a fluorimetric method employing the cell-impermeable NO-binding dye diaminorhodamine-4M (DAR-4M), we observed that the polyamines (PAs) spermidine and
Y Gundersen et al.
Shock (Augusta, Ga.), 8(5), 368-372 (1997-11-15)
Endotoxin has profound effects on nitric oxide (NO) production, and considerable controversies exist as to whether these alterations are beneficial or deleterious. Increased mortality has been reported from nonselective inhibition of NO synthase. Results from selective inhibition of the inducible
A Kis et al.
Journal of molecular and cellular cardiology, 31(6), 1229-1241 (1999-06-18)
Right ventricular pacing in lightly anaesthetized dogs (4x5 min periods at a pacing rate of 220 beats/min) protects against the consequences of coronary artery occlusion when this is initiated 24 h after the pacing stimulus. The main purpose of the

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