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CA698909A - Derivatives of 3-phenyl-spiro(2h,1-benzopyran-2,2'(2'h,1'-benzopyran)) - Google Patents

Derivatives of 3-phenyl-spiro(2h,1-benzopyran-2,2'(2'h,1'-benzopyran))

Info

Publication number
CA698909A
CA698909A CA698909A CA698909DA CA698909A CA 698909 A CA698909 A CA 698909A CA 698909 A CA698909 A CA 698909A CA 698909D A CA698909D A CA 698909DA CA 698909 A CA698909 A CA 698909A
Authority
CA
Canada
Prior art keywords
benzopyran
spiro
phenyl
derivatives
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA698909A
Inventor
Berman Elliot
B. Mcquain David
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA698909A publication Critical patent/CA698909A/en
Expired legal-status Critical Current

Links

CA698909A Derivatives of 3-phenyl-spiro(2h,1-benzopyran-2,2'(2'h,1'-benzopyran)) Expired CA698909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA698909T

Publications (1)

Publication Number Publication Date
CA698909A true CA698909A (en) 1964-12-01

Family

ID=36009175

Family Applications (1)

Application Number Title Priority Date Filing Date
CA698909A Expired CA698909A (en) Derivatives of 3-phenyl-spiro(2h,1-benzopyran-2,2'(2'h,1'-benzopyran))

Country Status (1)

Country Link
CA (1) CA698909A (en)

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