CS454087A1 - Fotochromne 1 subst. 4,4 difenyl 2,6 bis subst.fenyl 1,4 dihy dropyridiny a sposob ich vyroby - Google Patents

Fotochromne 1 subst. 4,4 difenyl 2,6 bis subst.fenyl 1,4 dihy dropyridiny a sposob ich vyroby

Info

Publication number
CS454087A1
CS454087A1 CS874540A CS454087A CS454087A1 CS 454087 A1 CS454087 A1 CS 454087A1 CS 874540 A CS874540 A CS 874540A CS 454087 A CS454087 A CS 454087A CS 454087 A1 CS454087 A1 CS 454087A1
Authority
CS
Czechoslovakia
Prior art keywords
subst
fotochromne
dropyridiny
difenyl
sposob
Prior art date
Application number
CS874540A
Other languages
English (en)
Other versions
CS261665B1 (cs
Inventor
Antonin Doc Ing Csc Kurfuerst
Jan Ing Zeleny
Marian Ing Schwarz
Josef Prof Ing Drsc Kuthan
Original Assignee
Antonin Doc Ing Csc Kurfuerst
Zeleny Jan
Schwarz Marian
Kuthan Josef
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 Antonin Doc Ing Csc Kurfuerst, Zeleny Jan, Schwarz Marian, Kuthan Josef filed Critical Antonin Doc Ing Csc Kurfuerst
Priority to CS874540A priority Critical patent/CS261665B1/cs
Publication of CS454087A1 publication Critical patent/CS454087A1/cs
Publication of CS261665B1 publication Critical patent/CS261665B1/cs

Links

CS874540A 1987-06-19 1987-06-19 Fotochromné l-subst.-4,4-difenyl-2,B-bis(subst. fenyl)-1,4- -dihydropyridiny a sposob ich výroby CS261665B1 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS874540A CS261665B1 (cs) 1987-06-19 1987-06-19 Fotochromné l-subst.-4,4-difenyl-2,B-bis(subst. fenyl)-1,4- -dihydropyridiny a sposob ich výroby

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS874540A CS261665B1 (cs) 1987-06-19 1987-06-19 Fotochromné l-subst.-4,4-difenyl-2,B-bis(subst. fenyl)-1,4- -dihydropyridiny a sposob ich výroby

Publications (2)

Publication Number Publication Date
CS454087A1 true CS454087A1 (en) 1988-07-15
CS261665B1 CS261665B1 (cs) 1989-02-10

Family

ID=5388404

Family Applications (1)

Application Number Title Priority Date Filing Date
CS874540A CS261665B1 (cs) 1987-06-19 1987-06-19 Fotochromné l-subst.-4,4-difenyl-2,B-bis(subst. fenyl)-1,4- -dihydropyridiny a sposob ich výroby

Country Status (1)

Country Link
CS (1) CS261665B1 (cs)

Also Published As

Publication number Publication date
CS261665B1 (cs) 1989-02-10

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