ChemicalBook--->CAS DataBase List--->42839-04-3

42839-04-3

42839-04-3 Structure

42839-04-3 Structure
IdentificationBack Directory
[Name]

4-Pyrimidinecarbonitrile (7CI,9CI)
[CAS]

42839-04-3
[Synonyms]

4-Cyanopyrimidine
4-Pyrimidinecarbonitrile
4-Pyrimidinecarbonitrile (7CI,9CI)
4-Pyrimidinecarbonitrile (7CI,9CI) ISO 9001:2015 REACH
[Molecular Formula]

C5H3N3
[MDL Number]

MFCD07787613
[MOL File]

42839-04-3.mol
[Molecular Weight]

105.1
Chemical PropertiesBack Directory
[Melting point ]

31 °C
[Boiling point ]

60 °C(Press: 5 Torr)
[density ]

1.22
[storage temp. ]

Sealed in dry,Room Temperature
[pka]

-2.02±0.10(Predicted)
[Appearance]

Off-white to light yellow Solid
[InChI]

InChI=1S/C5H3N3/c6-3-5-1-2-7-4-8-5/h1-2,4H
[InChIKey]

ZIEWSZYVEDTXGH-UHFFFAOYSA-N
[SMILES]

C1=NC=CC(C#N)=N1
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H319-H335-H302+H312+H332-H315
[Precautionary statements ]

P301+P312-P302+P352-P305+P351+P338
[HS Code ]

2933599590
Spectrum DetailBack Directory
[Spectrum Detail]

4-Pyrimidinecarbonitrile (7CI,9CI) (42839-04-3)1HNMR
Hazard InformationBack Directory
[Synthesis]

4-Cyanopyrimidine is synthesized from β-keto esters via conversion to an acetal, hydrolysis to an oxime, followed by chlorination and dehydration using POCl3/2-picoline to form a nitrile intermediate, and final treatment with NH4OH in THF[1].
Synthesis of 4-Cyanopyrimidine
[References]

[1] Nugent, R. A., Schlachter, S. T., Murphy, M. J., Cleek, G. J., Poel, T. J., Wishka, D. G., Graber, D. R., Yagi, Y., Keiser, B. J., Olmsted, R. A., Kopta, L. A., Swaney, S. M., Poppe, S. M., Morris, J., Tarpley, W. G., Thomas, R. C. (1998). Pyrimidine Thioethers:  A Novel Class of HIV-1 Reverse Transcriptase Inhibitors with Activity Against BHAP-Resistant HIV. Journal of Medicinal Chemistry, 41(20), 3793–3803. https://doi.org/10.1021/jm9800806
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