1-Propanol, 3-(1-methylethoxy)- (9CI) 1-Propanol, 3-isopropoxy- 110-48-5 3-Isopropoxy-1-propanol 4-01-00-02495 (Beilstein Handbook Reference) BRN 1732698 Dowanol pip NSC 221256 Propylene glycol isopropyl ether Propylene glycol monoisopropyl ether