2-Nitro-6,7,8,9-tetrahydronaphtho(2,1-b)furan 6,7,8,9-Tetrahydro-2-nitronaphtho(2,1-b)furan 86295-46-7 BRN 5029918 NAPHTHO(2,1-b)FURAN, 6,7,8,9-TETRAHYDRO-2-NITRO- R 7325