NL55472C - - Google Patents

Info

Publication number: NL55472C
Authority: NL; Netherlands

Application number

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.)

1937-02-24

Publication of NL55472C publication Critical patent/NL55472C/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J75/00—Processes for the preparation of steroids in general

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Steroid Compounds (AREA)

NL55472D 1937-02-24 NL55472C (enrdf_load_stackoverflow)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
CH502289X		1937-02-24
NL227916X		1939-09-07
NL90140X		1940-01-09
CH210422T		1940-04-16

Publications (1)

Publication Number	Publication Date
NL55472C true NL55472C (enrdf_load_stackoverflow)

Family

ID=27429715

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL53133D NL53133C (enrdf_load_stackoverflow)	1937-02-24
NL55472D NL55472C (enrdf_load_stackoverflow)	1937-02-24

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
NL53133D NL53133C (enrdf_load_stackoverflow)	1937-02-24

Country Status (3)

Country	Link
CH (2)	CH210422A (enrdf_load_stackoverflow)
GB (2)	GB502289A (enrdf_load_stackoverflow)
NL (2)	NL55472C (enrdf_load_stackoverflow)

0
- NL NL53133D patent/NL53133C/xx active
- NL NL55472D patent/NL55472C/xx active
1937
- 1937-03-24 CH CH210422D patent/CH210422A/de unknown
1938
- 1938-03-22 GB GB8830/38A patent/GB502289A/en not_active Expired
1940
- 1940-04-16 CH CH227916D patent/CH227916A/de unknown
- 1940-09-05 GB GB13917/40D patent/GB544484A/en not_active Expired

Also Published As

Publication number	Publication date
GB502289A (en)	1939-03-15
CH227916A (de)	1943-07-15
GB544484A (en)	1942-04-15
CH210422A (de)	1940-07-15
NL53133C (enrdf_load_stackoverflow)

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