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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108-55-4 Dihydro-2H-pyran-2,6(3H)-dione 二氢-2H-吡喃-2,6(3H)-二酮
BJS6774502108-55-496%
¥78.00100g
4166-53-4 4-Methyldihydro-2H-pyran-2,6(3H)-dione 3-甲基戊二酐
BJS61727474166-53-496%
¥2940.00100g
79814-40-7 (R)-2,5-Dioxotetrahydrofuran-3-yl acetate (R)-2-乙酰氧基丁二酸酐
BJS341099279814-40-797%
¥139.00100mg
76561-16-5 7-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione 7-溴-2H-苯并[d][1,3]恶嗪-2,4(1H)-二酮
BJS906337876561-16-597%
¥1019.0010g
94695-50-8 Ethyl 3-oxo-3-(2,3,4,5-tetrafluorophenyl)propanoate 3-氧代-3-(2,3,4,5-四氟苯基)丙酸乙酯
BJS222721194695-50-897%
¥3354.00500g
63480-10-4 7-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione 7-硝基-1H-苯并[d][1,3]恶嗪-2,4-二酮
BJS421081263480-10-495%
¥212.005g
20829-97-4 5-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione 5-硝基-1H-苯并[d][1,3]恶嗪-2,4-二酮
BJS133076320829-97-495%
¥874.001g
17347-61-4 2,2-Dimethylsuccinicanhydride 2,2-二甲基琥珀酸酐
BJS359927217347-61-498%
¥59.005g
4100-80-5 3-Methyldihydrofuran-2,5-dione 3-甲基二氢呋喃-2,5-二酮
BJS79697274100-80-598%
¥63.001g
63497-60-9 8-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione 8-氯-1H-苯并[d][1,3]噁嗪-2,4-二酮
BJS754208263497-60-995+%
¥458.001g
195986-91-5 6-Hydroxy-1H-benzo[d][1,3]oxazine-2,4-dione 6-羟基-1H-苯并[d][1,3]恶嗪-2,4-二酮
BJS1540673195986-91-597%
¥632.005g
2561-85-5 3-Dodecyldihydrofuran-2,5-dione 3-十二烷基二氢呋喃-2,5-二酮
BJS66290582561-85-598%
¥399.005g
40928-13-0 7-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione 7-氯-1H-苯并[d][1,3]噁嗪-2,4-二酮
BJS823717540928-13-097%
¥168.005g
4743-17-3 6-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione 6-氯-1H-苯并[d][1,3]噁嗪-2,4-二酮
BJS05268784743-17-397%
¥397.0025g
108-30-5 Dihydrofuran-2,5-dione 丁二酸酐
BJS7551297108-30-597%
¥65.00500g
174463-53-7 8-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione 8-氟-1H-苯并[d][1,3]恶嗪-2,4-二酮
BJS2426975174463-53-797%
¥949.001g
321-69-7 6-Fluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione 6-氟-2H-苯并[d][1,3]恶嗪-2,4(1H)-二酮
BJS5718237321-69-797%
¥225.005g
37795-77-0 6-Methoxy-1H-benzo[d][1,3]oxazine-2,4-dione 6-甲氧基-1H-苯并[d][1,3]恶嗪-2,4-二酮
BJS303980137795-77-097%
¥317.001g
93642-68-3 3-(3-(Triethoxysilyl)propyl)dihydrofuran-2,5-dione 3-(3-(三乙氧基硅烷基)丙基)二氢呋喃-2,5-二酮
BJS854471893642-68-398%
¥670.005g
4160-82-1 4,4-Dimethyldihydro-2H-pyran-2,6(3H)-dione 4,4-二甲基二氢-2H-吡喃-2,6(3H)-二酮
BJS88779294160-82-198%
¥191.005g
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