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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 440898Generated: October 30, 2026

Carbonic acid-guanidine (1:1) → HCID 15278937, compound

https://huagongshe.com/reaction/440898

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbonic acid-guanidine (1:1)HCID 286947—
ReactantHCID 19040794HCID 19040794—
SolventDimethylacetamideHCID 31374—
ProductHCID 15278937HCID 15278937—

Reaction Steps

This compound is prepared in a manner analogous to that of Step B of Example 4, using 0.8 gram (0,003 mole) of 2-amino-3-cyano-5-(3,5-dichlorophenyl)pyrazine and 1.3 grams (0,007 mole) of guanidine carbonate in 10 mL of N,N-dimethylacetamide, yielding 2,4-diamino-6-(3,5-dichlorophenyl)pteridine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05521190
Source datasetuspto-grants-1996_05
ORD IDord-92cf0eaa944a4ca4a0b27020ad348c90
Source noteuspto-grants-1996_05