Patent · US Expired

Method for producing sulfonyl-benzoyl guanidinium salts

US6706921B2 · kind B2 · utility

1Cited by

2References

17Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Ekkehard Bartmann · Langen (Hessen), DE
Michael Kirschbaum · Weiterstadt, DE

Key dates

Filing date	Nov 6, 2002
Grant date	Mar 16, 2004
Priority date	—
Expiry date	Nov 6, 2022

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C315/00
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a method for producing acid addition salts of compounds of formula (I), wherein R1, R2 and R3 represent alkyl with 1 to 12 C-atoms.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.