CA994326A - Preparation of carbamates - Google Patents

Preparation of carbamates

Info

Publication number: CA994326A
Authority: CA; Canada
Prior art keywords: carbamates; preparation
Prior art date: 1971-12-14
Legal status (The legal status 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 status listed.): Expired

Application number

CA158,812A

Other versions

CA158812S (en

Inventor

Floyd E. Roberts

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Merck and Co Inc

Original Assignee

Merck and Co Inc

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.)

1971-12-14

Filing date

1972-12-08

Publication date

1976-08-03

1972-12-08 Application filed by Merck and Co Inc filed Critical Merck and Co Inc

1976-08-03 Application granted granted Critical

1976-08-03 Publication of CA994326A publication Critical patent/CA994326A/en

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/02—Preparation
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Cephalosporin Compounds (AREA)

CA158,812A 1971-12-14 1972-12-08 Preparation of carbamates Expired CA994326A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US20798371A	1971-12-14	1971-12-14

Publications (1)

Publication Number	Publication Date
CA994326A true CA994326A (en)	1976-08-03

Family

ID=22772767

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA158,812A Expired CA994326A (en)	1971-12-14	1972-12-08	Preparation of carbamates

Country Status (12)

Country	Link
JP (1)	JPS4867290A (en)
AT (1)	AT324552B (en)
CA (1)	CA994326A (en)
CH (1)	CH586227A5 (en)
CS (1)	CS178901B2 (en)
DD (1)	DD101681A5 (en)
ES (1)	ES409555A1 (en)
HU (1)	HU165713B (en)
NL (1)	NL7216137A (en)
PL (1)	PL79162B1 (en)
SE (1)	SE400561B (en)
SU (1)	SU503525A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2639740C2 (en) *	1976-09-03	1985-12-19	8500 Nürnberg HÜWA - Walter Hübner Handelsvertretung	Spacers for supporting reinforcements

1972
- 1972-11-27 SE SE1542872A patent/SE400561B/en unknown
- 1972-11-28 NL NL7216137A patent/NL7216137A/xx not_active Application Discontinuation
- 1972-12-05 PL PL15929972A patent/PL79162B1/pl unknown
- 1972-12-08 CA CA158,812A patent/CA994326A/en not_active Expired
- 1972-12-08 SU SU1855239A patent/SU503525A3/en active
- 1972-12-12 ES ES409555A patent/ES409555A1/en not_active Expired
- 1972-12-12 AT AT1056572A patent/AT324552B/en not_active IP Right Cessation
- 1972-12-13 DD DD16750772A patent/DD101681A5/xx unknown
- 1972-12-13 JP JP12444572A patent/JPS4867290A/ja active Pending
- 1972-12-13 CS CS857072A patent/CS178901B2/en unknown
- 1972-12-13 CH CH1813572A patent/CH586227A5/en not_active IP Right Cessation
- 1972-12-14 HU HUME001580 patent/HU165713B/hu unknown

Also Published As

Publication number	Publication date
JPS4867290A (en)	1973-09-13
ES409555A1 (en)	1976-03-16
PL79162B1 (en)	1975-06-30
DD101681A5 (en)	1973-11-12
SE400561B (en)	1978-04-03
CH586227A5 (en)	1977-03-31
CS178901B2 (en)	1977-10-31
NL7216137A (en)	1973-06-18
AT324552B (en)	1975-09-10
SU503525A3 (en)	1976-02-15
HU165713B (en)	1974-10-28

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