Skip to Content
Merck
All Photos(1)

Key Documents

A57406

Sigma-Aldrich

4-Amino-6-hydroxy-2-mercaptopyrimidine monohydrate

98%

Synonym(s):

6-Amino-2-mercapto-4-pyrimidinol monohydrate, 6-Amino-2-thiouracil monohydrate

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C4H5N3OS · H2O
CAS Number:
Molecular Weight:
161.18
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

form

crystals

mp

>300 °C (lit.)

SMILES string

O.NC1=CC(=O)NC(=S)N1

InChI

1S/C4H5N3OS.H2O/c5-2-1-3(8)7-4(9)6-2;/h1H,(H4,5,6,7,8,9);1H2

InChI key

BWYGMIYEADAIGW-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service