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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 847422Generated: October 29, 2026

7-Amino-3-(4,6-diamino-1-ethylpyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylate → 7-Amino-3-(4,6-diamino-1-methyl-pyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylate

https://huagongshe.com/reaction/847422

Reaction equation

Participants

RoleNameHCIDCharge
Reactant7-Amino-3-(4,6-diamino-1-ethylpyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylateHCID 67787666—
Reactant7-Amino-3-(1,4,6-triaminopyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylateHCID 67787980—
Reactant7-Amino-3-(5-methyl-1,4,6-triaminopyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylateHCID 67788484—
Reactant7-Amino-3-(4,6-diamino-1,5-dimethyl-pyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylateHCID 67788671—
Product7-Amino-3-(4,6-diamino-1-methyl-pyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylateHCID 67788368—

Reaction Steps

7-amino-3-(4,6-diamino-1-ethylpyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylate; 7-amino-3-(1,4,6-triaminopyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylate; 7-amino-3-(4,6-diamino-1,5-dimethylpyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylate; and 7-amino-3-(5-methyl-1,4,6-triaminopyrimidinium-2-yl)thiomethyl-3-cephem-4-carboxylate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05142041
Source datasetuspto-grants-1992_08
ORD IDord-a6cc5e04855c469c90411be81bde29dc
Source noteuspto-grants-1992_08