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125830

Sigma-Aldrich

4,6-Diamino-2-mercaptopyrimidine hydrate

99%

Synonym(s):

4,6-Diamino-2-pyrimidinethiol

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About This Item

Empirical Formula (Hill Notation):
C4H6N4S · xH2O
CAS Number:
1004-39-3
Molecular Weight:
142.18 (anhydrous basis)
MDL number:
MFCD00149406
UNSPSC Code:
12352100
PubChem Substance ID:
24847680

Assay

99%

mp

>300 °C (lit.)

solubility

1 M NaOH: soluble 2%

SMILES string

[H]O[H].Nc1cc(N)nc(S)n1

InChI

1S/C4H6N4S.H2O/c5-2-1-3(6)8-4(9)7-2;/h1H,(H5,5,6,7,8,9);1H2

InChI key

SHPHVYKOHUSHAU-UHFFFAOYSA-N

General description

4,6-Diamino-2-mercaptopyrimidine hydrate on oxidation with hydrogen peroxide gives sulphinic acid.

Storage Class Code

13 - Non 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

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
STBG2724V
STBB0064
S85007
S57588
16122PN

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793. The preparation of 4-amino-and other pteridines.
Evans RM, et al.
Journal of the Chemical Society, 4106-4113 (1956)

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