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DK97181C - Process for the preparation of 3-alkyl-benzoxazole-2-spiro-2'-3'-methyl-benzopyrans. - Google Patents

Process for the preparation of 3-alkyl-benzoxazole-2-spiro-2'-3'-methyl-benzopyrans.

Info

Publication number
DK97181C
DK97181C DK278360A DK278360A DK97181C DK 97181 C DK97181 C DK 97181C DK 278360 A DK278360 A DK 278360A DK 278360 A DK278360 A DK 278360A DK 97181 C DK97181 C DK 97181C
Authority
DK
Denmark
Prior art keywords
benzopyrans
benzoxazole
spiro
alkyl
methyl
Prior art date
Application number
DK278360A
Other languages
Danish (da)
Original Assignee
Ncr Co
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 Ncr Co filed Critical Ncr Co
Application granted granted Critical
Publication of DK97181C publication Critical patent/DK97181C/en

Links

DK278360A 1959-07-16 1960-07-15 Process for the preparation of 3-alkyl-benzoxazole-2-spiro-2'-3'-methyl-benzopyrans. DK97181C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97181XA 1959-07-16 1959-07-16

Publications (1)

Publication Number Publication Date
DK97181C true DK97181C (en) 1963-10-28

Family

ID=21739319

Family Applications (1)

Application Number Title Priority Date Filing Date
DK278360A DK97181C (en) 1959-07-16 1960-07-15 Process for the preparation of 3-alkyl-benzoxazole-2-spiro-2'-3'-methyl-benzopyrans.

Country Status (1)

Country Link
DK (1) DK97181C (en)

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