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。

按化学元素
Bx
Cx
Nx
Ox
Fx
Six
Px
Sx
Clx
Brx
Ix
按关键基团: 二酐 (4) 二酐 (3)
按纯度: 99+% 99% 98+% 98% 97+% 97% 96+% 96% 95+% 95% 93% 90+% 90%
按分子量: 0-100 100-200 200-300 300-400 400-500 500-600 600-700
按化学元素: CINO CKNOS CBrNO CClFO COS CBO CClNOS CBrO COSi CBrOS CNO CBrFO CFNO CNOS CBrNOS CO CKOS CClNO CBrFNO CFO CClO CIO 更多
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¥57.001g常备现货
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BD125015108-55-496%
¥35.00100g常备现货
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BD2905696296-53-397%
¥27.001g常备现货
5638-70-0 1,3-Oxazinane-2,6-dione
BD290675638-70-095%
¥3052.001g常备现货
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BD882354166-53-496%
¥1399.00100g常备现货
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BD44688367765-42-898%
¥167.00250mg常备现货
29745-04-8 rel-(3aR,4R,7S,7aS)-Hexahydro-4,7-epoxyisobenzofuran-1,3-dione
BD642029745-04-898%
¥557.005g常备现货
79814-40-7 (R)-2,5-Dioxotetrahydrofuran-3-yl acetate
BD4705079814-40-797%
¥166.001g常备现货
36122-35-7 3-Phenylfuran-2,5-dione
BD1255736122-35-797%
¥39.001g常备现货
2082-59-9 Pentanoic anhydride
BD1562822082-59-998%
¥309.00500g常备现货
14963-96-3 4-Methoxyisobenzofuran-1,3-dione
BD32856814963-96-397%
¥750.001g常备现货
4808-48-4 3,4-Diphenylfuran-2,5-dione
BD659474808-48-498%
¥757.001g常备现货
75532-25-1 Thieno[3,4-c]furan-1,3(4H,6H)-dione
BD29144675532-25-195%
¥1666.001g常备现货
641-70-3 3-Nitrophthalic anhydride
BD5591641-70-396%
¥92.00100g常备现货
5466-84-2 5-Nitroisobenzofuran-1,3-dione
BD55925466-84-298%
¥66.0025g常备现货
98278-78-5 3-Bromofuro[3,4-b]pyridine-5,7-dione
BD22916298278-78-597%
¥953.001g常备现货
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BD127621131-15-399%
¥199.005g常备现货
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BD435311929519-94-895%
¥6671.001g常备现货
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BD15879176561-16-597%
¥475.0010g常备现货
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BD3303228281-76-797%
¥74.001g常备现货
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BD1288837498-95-697%
¥692.00250mg常备现货
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BD27310651248-35-297%
¥165.001g常备现货
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BD273107583-47-195%
¥1946.0010g常备现货
19438-61-0 4-Methylphthalic anhydride
BD9910119438-61-098%
¥153.0025g常备现货
25834-16-6 4,7-Dibromoisobenzofuran-1,3-dione
BD33157425834-16-698%
¥187.00250mg常备现货
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BD33168064198-16-998+%
¥639.001g常备现货
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BD18595156028-26-195%
¥31.001g常备现货
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BD014223911-25-395%
¥513.00100g常备现货
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¥42.00250mg常备现货
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