CS454187A1 - Fotochrome 1,5 bis subst. fenyl 3,3 difenyl 1,5 pentandiony a sposob ich vyroby - Google Patents

Fotochrome 1,5 bis subst. fenyl 3,3 difenyl 1,5 pentandiony a sposob ich vyroby

Info

Publication number
CS454187A1
CS454187A1 CS874541A CS454187A CS454187A1 CS 454187 A1 CS454187 A1 CS 454187A1 CS 874541 A CS874541 A CS 874541A CS 454187 A CS454187 A CS 454187A CS 454187 A1 CS454187 A1 CS 454187A1
Authority
CS
Czechoslovakia
Prior art keywords
pentandiony
fotochrome
difenyl
sposob
vyroby
Prior art date
Application number
CS874541A
Other languages
Czech (cs)
Other versions
CS261433B1 (en
Inventor
Antonin Doc Ing Csc Kurfuerst
Jan Ing Zeleny
Marian Ing Schwarz
Original Assignee
Antonin Doc Ing Csc Kurfuerst
Zeleny Jan
Schwarz Marian
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 filed Critical Antonin Doc Ing Csc Kurfuerst
Priority to CS874541A priority Critical patent/CS261433B1/en
Publication of CS454187A1 publication Critical patent/CS454187A1/en
Publication of CS261433B1 publication Critical patent/CS261433B1/en

Links

CS874541A 1987-06-19 1987-06-19 Photochromic 1,5-bis (Substituted phenyl) -3,3-diphenyl-1,5-pentadiones and their production process CS261433B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS874541A CS261433B1 (en) 1987-06-19 1987-06-19 Photochromic 1,5-bis (Substituted phenyl) -3,3-diphenyl-1,5-pentadiones and their production process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS874541A CS261433B1 (en) 1987-06-19 1987-06-19 Photochromic 1,5-bis (Substituted phenyl) -3,3-diphenyl-1,5-pentadiones and their production process

Publications (2)

Publication Number Publication Date
CS454187A1 true CS454187A1 (en) 1988-06-15
CS261433B1 CS261433B1 (en) 1989-02-10

Family

ID=5388416

Family Applications (1)

Application Number Title Priority Date Filing Date
CS874541A CS261433B1 (en) 1987-06-19 1987-06-19 Photochromic 1,5-bis (Substituted phenyl) -3,3-diphenyl-1,5-pentadiones and their production process

Country Status (1)

Country Link
CS (1) CS261433B1 (en)

Also Published As

Publication number Publication date
CS261433B1 (en) 1989-02-10

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