AT299160B - Process for the preparation of the new N 1 -L-serine-N 2 - (2,3,4-trihydroxybenzyl) hydrazide and its acid addition salts - Google Patents

Process for the preparation of the new N 1 -L-serine-N 2 - (2,3,4-trihydroxybenzyl) hydrazide and its acid addition salts

Info

Publication number
AT299160B
AT299160B AT534671A AT534671A AT299160B AT 299160 B AT299160 B AT 299160B AT 534671 A AT534671 A AT 534671A AT 534671 A AT534671 A AT 534671A AT 299160 B AT299160 B AT 299160B
Authority
AT
Austria
Prior art keywords
trihydroxybenzyl
hydrazide
serine
preparation
new
Prior art date
Application number
AT534671A
Other languages
German (de)
Original Assignee
Hoffmann La Roche
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche
Application granted granted Critical
Publication of AT299160B publication Critical patent/AT299160B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C251/72—Hydrazones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C243/00—Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
    • C07C243/24—Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids
    • C07C243/26—Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids with acylating carboxyl groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C243/34—Hydrazines having nitrogen atoms of hydrazine groups acylated by carboxylic acids with acylating carboxyl groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of a carbon skeleton further substituted by nitrogen atoms
AT534671A 1968-08-16 1969-08-14 Process for the preparation of the new N 1 -L-serine-N 2 - (2,3,4-trihydroxybenzyl) hydrazide and its acid addition salts AT299160B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1240368A CH554844A (en) 1968-08-16 1968-08-16 METHOD OF MANUFACTURING A HYDRAZIDE.

Publications (1)

Publication Number Publication Date
AT299160B true AT299160B (en) 1972-06-12

Family

ID=4382677

Family Applications (2)

Application Number Title Priority Date Filing Date
AT534671A AT299160B (en) 1968-08-16 1969-08-14 Process for the preparation of the new N 1 -L-serine-N 2 - (2,3,4-trihydroxybenzyl) hydrazide and its acid addition salts
AT783669A AT299158B (en) 1968-08-16 1969-08-14 Process for the preparation of the new N 1 -L-serine-N 2 - (2,3,4-trihydroxybenzyl) hydrazide and its acid addition salts

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT783669A AT299158B (en) 1968-08-16 1969-08-14 Process for the preparation of the new N 1 -L-serine-N 2 - (2,3,4-trihydroxybenzyl) hydrazide and its acid addition salts

Country Status (16)

Country Link
JP (1) JPS5114501B1 (en)
AT (2) AT299160B (en)
BE (1) BE737420A (en)
CA (1) CA958418A (en)
CH (1) CH554844A (en)
CS (1) CS162689B2 (en)
DE (2) DE1941284C3 (en)
DK (1) DK126776B (en)
ES (1) ES370500A1 (en)
FR (2) FR2015792B1 (en)
GB (1) GB1250279A (en)
IE (1) IE33519B1 (en)
IL (1) IL32767A (en)
MY (1) MY7300018A (en)
NL (1) NL6912320A (en)
SE (1) SE378242B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103951587A (en) * 2014-04-11 2014-07-30 浙江耐司康药业有限公司 Synthetic method for intermediate of benserazide hydrochloride
WO2015197909A1 (en) 2014-06-27 2015-12-30 Fermion Oy Process for the preparation of a crystalline polymorph of 2-amino-3-hydroxy-n'-(2,3,4-trihydroxybenzyl)propanehydrazide (benserazide) hydrochloride

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3065265A (en) * 1957-07-04 1962-11-20 Hoffmann La Roche Amino acid hydrazides

Also Published As

Publication number Publication date
MY7300018A (en) 1973-12-31
FR2104722A1 (en) 1972-04-21
ES370500A1 (en) 1971-04-16
FR2104722B1 (en) 1974-03-22
DE1941284B2 (en) 1974-05-30
NL6912320A (en) 1970-02-18
IL32767A (en) 1973-01-30
DE1966821B2 (en) 1978-03-16
IE33519L (en) 1970-02-16
BE737420A (en) 1970-02-13
DE1941284C3 (en) 1975-01-30
GB1250279A (en) 1971-10-20
FR2015792B1 (en) 1973-08-10
JPS5114501B1 (en) 1976-05-10
DE1941284A1 (en) 1970-02-19
DE1966821C3 (en) 1978-11-23
IE33519B1 (en) 1974-07-24
CA958418A (en) 1974-11-26
IL32767A0 (en) 1969-11-12
AT299158B (en) 1972-06-12
CS162689B2 (en) 1975-07-15
DE1966821A1 (en) 1974-07-11
SE378242B (en) 1975-08-25
FR2015792A1 (en) 1970-04-30
CH554844A (en) 1974-10-15
DK126776B (en) 1973-08-20

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ELJ Ceased due to non-payment of the annual fee