Main > ORGANIC CHEMICALS > HeteroCyclics > Pyrane > Dihydropyrane

Product Japan. K

PATENT ASSIGNEE'S COUNTRY Japan
UPDATE 05.99
PATENT ASSIGNEE Kao (Tokyo)
PATENT CLAIMS Mfg process
- Reacting formol with butadiene in the presence of Lewis
acid & base co-catalyst
PATENT PHOTOCOPY Available on request

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