酸酐是某含氧酸脱去一分子水或几分子水,所剩下的部分。一般无机酸是一分子的该酸,直接失去一分子的水就形成该酸的酸酐,其酸酐中决定酸性的元素的化合价不变。而有机酸是两分子该酸或多分子该酸通过分子间的脱水反应而形成的。只有含氧酸才有酸酐。无氧酸是没有酸酐的。
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默认
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4-Methoxyisobenzofuran-1,3-dione
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BD32856814963-96-397%
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1g
常备现货
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1,4,5,8-Naphthalenetetracarboxylic dianhydride
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BD1566881-30-195%
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5g
常备现货
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3,4-Diphenylfuran-2,5-dione
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BD659474808-48-498%
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1g
常备现货
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Thieno[3,4-c]furan-1,3(4H,6H)-dione
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BD29144675532-25-195%
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1g
常备现货
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3-Nitrophthalic anhydride
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BD5591641-70-396%
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100g
常备现货
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5-Nitroisobenzofuran-1,3-dione
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BD55925466-84-298%
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25g
常备现货
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3-Bromofuro[3,4-b]pyridine-5,7-dione
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BD22916298278-78-597%
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1g
常备现货
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3-Phenyldihydrofuran-2,5-dione
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BD127621131-15-399%
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5g
常备现货
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1,3-Dioxo-1,3-dihydrobenzo[de]isochromene-5-carbonitrile
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BD435311929519-94-895%
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1g
常备现货
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7-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione
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BD15879176561-16-597%
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10g
常备现货
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5-Methoxyisobenzofuran-1,3-dione
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BD3303228281-76-797%
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1g
常备现货
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(R)-4-Benzyloxazolidine-2,5-dione
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BD1288837498-95-697%
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250mg
常备现货
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Isobutyloxazolidine-2,5-dione
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BD27310651248-35-297%
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1g
常备现货
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4-Benzyloxazolidine-2,5-dione
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BD273107583-47-195%
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10g
常备现货
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4-Methylphthalic anhydride
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BD9910119438-61-098%
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25g
常备现货
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4,7-Dibromoisobenzofuran-1,3-dione
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BD33157425834-16-698%
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250mg
常备现货
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3a,3b,6a,6b-Tetramethyltetrahydrocyclobuta[1,2-c:3,4-c']difuran-1,3,4,6-tetraone
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BD33168064198-16-998+%
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1g
常备现货
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(R)-4-Isopropyloxazolidine-2,5-dione
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BD33179043089-05-095%
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1g
常备现货
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5,6,12,13-Tetrachloroanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone
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BD18595156028-26-195%
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1g
常备现货
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(3aR,4S,7R,7aS)-rel-Hexahydro-4,7-methanoisobenzofuran-1,3-dione
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BD16146614166-28-095%
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10g
常备现货
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5,12-Dibromoanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone
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BD232790118129-60-595%
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250mg
常备现货
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6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione
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BD047520197-92-697%
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250mg
常备现货
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5-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione
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BD23295477603-45-395%
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5g
常备现货
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Ethyl 3-oxo-3-(2,3,4,5-tetrafluorophenyl)propanoate
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BD069894695-50-897%
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100g
常备现货
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2,2,3,3,4,4,4-Heptafluorobutanoic anhydride
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BD133039336-59-498%
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5g
常备现货
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Heptanoic anhydride
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BD133060626-27-795%
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100g
常备现货
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4-Sulfo-1,8-naphthalic Anhydride Potassium Salt
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BD10023871501-16-195%
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25g
常备现货
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6-(2,5-Dioxotetrahydrofuran-3-yl)-4-methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione
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BD10060873003-90-495%
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5g
常备现货
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7-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione
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BD567263480-10-495%
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1g
常备现货
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4-Methylbenzoic anhydride
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BD9898113222-85-095%
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1g
常备现货