IT202200006299A1 - Processo di preparazione di forme tautomeriche di filtri solari - Google Patents

Processo di preparazione di forme tautomeriche di filtri solari Download PDF

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Publication number
IT202200006299A1
IT202200006299A1 IT102022000006299A IT202200006299A IT202200006299A1 IT 202200006299 A1 IT202200006299 A1 IT 202200006299A1 IT 102022000006299 A IT102022000006299 A IT 102022000006299A IT 202200006299 A IT202200006299 A IT 202200006299A IT 202200006299 A1 IT202200006299 A1 IT 202200006299A1
Authority
IT
Italy
Prior art keywords
preparation
tautomeric forms
sun filters
sun
filters
Prior art date
Application number
IT102022000006299A
Other languages
English (en)
Inventor
Giovanni Cavallini
Original Assignee
3V Sigma S P A
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 3V Sigma S P A filed Critical 3V Sigma S P A
Priority to IT102022000006299A priority Critical patent/IT202200006299A1/it
Priority to US18/191,112 priority patent/US20230312488A1/en
Priority to EP23164528.4A priority patent/EP4253368A1/en
Publication of IT202200006299A1 publication Critical patent/IT202200006299A1/it

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/40—Nitrogen atoms
    • C07D251/54—Three nitrogen atoms
    • C07D251/70—Other substituted melamines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/13—Crystalline forms, e.g. polymorphs

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT102022000006299A 2022-03-30 2022-03-30 Processo di preparazione di forme tautomeriche di filtri solari IT202200006299A1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT102022000006299A IT202200006299A1 (it) 2022-03-30 2022-03-30 Processo di preparazione di forme tautomeriche di filtri solari
US18/191,112 US20230312488A1 (en) 2022-03-30 2023-03-28 Process for the preparation of tautomeric forms of sunscreens
EP23164528.4A EP4253368A1 (en) 2022-03-30 2023-03-28 Process for the preparation of tautomeric forms of sunscreens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102022000006299A IT202200006299A1 (it) 2022-03-30 2022-03-30 Processo di preparazione di forme tautomeriche di filtri solari

Publications (1)

Publication Number Publication Date
IT202200006299A1 true IT202200006299A1 (it) 2023-09-30

Family

ID=82385533

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102022000006299A IT202200006299A1 (it) 2022-03-30 2022-03-30 Processo di preparazione di forme tautomeriche di filtri solari

Country Status (3)

Country Link
US (1) US20230312488A1 (it)
EP (1) EP4253368A1 (it)
IT (1) IT202200006299A1 (it)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0087098A2 (de) 1982-02-23 1983-08-31 BASF Aktiengesellschaft s-Triazinderivate und ihre Verwendung als Lichtschutzmittel
EP1483250A1 (de) 2002-03-01 2004-12-08 Basf Aktiengesellschaft Verfahren zur herstellung einer tautomeren form (i) von 2, 4, 6-trianilino-p- (carbo-2 -ethylhexyl-1 -oxy)-1, 3, 5-triazin
EP2735564A1 (en) * 2012-11-27 2014-05-28 3V SIGMA S.p.A Stable amorphous solid form of a triazine derivative and the corresponding manufacturing process
EP2774921A1 (en) * 2013-03-08 2014-09-10 3V SIGMA S.p.A Crystalline form of a triazine derivative, the procedure for its production and cosmetic formulations thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0087098A2 (de) 1982-02-23 1983-08-31 BASF Aktiengesellschaft s-Triazinderivate und ihre Verwendung als Lichtschutzmittel
EP1483250A1 (de) 2002-03-01 2004-12-08 Basf Aktiengesellschaft Verfahren zur herstellung einer tautomeren form (i) von 2, 4, 6-trianilino-p- (carbo-2 -ethylhexyl-1 -oxy)-1, 3, 5-triazin
EP2735564A1 (en) * 2012-11-27 2014-05-28 3V SIGMA S.p.A Stable amorphous solid form of a triazine derivative and the corresponding manufacturing process
EP2774921A1 (en) * 2013-03-08 2014-09-10 3V SIGMA S.p.A Crystalline form of a triazine derivative, the procedure for its production and cosmetic formulations thereof

Also Published As

Publication number Publication date
EP4253368A1 (en) 2023-10-04
US20230312488A1 (en) 2023-10-05

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