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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4100-80-5 3-Methyldihydrofuran-2,5-dione
BD1399634100-80-598%
登录 25g 常备现货
142826-45-7 3-(Octa-2,7-dien-1-yl)dihydrofuran-2,5-dione
BD44023142826-45-797% (stabilized with TBC)
登录 5g 常备现货
781-94-2 6-(Trifluoromethyl)-1H-benzo[d][1,3]oxazine-2,4-dione
BD643251781-94-297%
登录 1g 常备现货
28418-88-4 4-Iodoisobenzofuran-1,3-dione
BD23830828418-88-497%
登录 1g 常备现货
34087-02-0 4-Nitrobenzo[de]isochromene-1,3-dione
BD4861234087-02-097%
登录 5g 常备现货
849677-21-0 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isobenzofuran-1,3-dione
BD562001849677-21-097%
登录 1g 常备现货
78755-94-9 5-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione
BD1085078755-94-996%
登录 1g 常备现货
5443-16-3 17-Oxapentacyclo[6.6.5.0(2,7).0(9,14).0(15,19)]-nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
BD3189775443-16-395%
登录 250mg 常备现货
1466-82-6 2-Acetoxybenzoic anhydride
BD168261466-82-695%
登录 1g 常备现货
63497-60-9 8-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
BD16844063497-60-995+%
登录 5g 常备现货
195986-91-5 6-Hydroxy-1H-benzo[d][1,3]oxazine-2,4-dione
BD10916195986-91-597%
登录 1g 常备现货
321-50-6 7-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione
BD110583321-50-697%
登录 1g 常备现货
6642-29-1 6-Nitrobenzo[de]isochromene-1,3-dione
BD143276642-29-195%
登录 10g 常备现货
716-39-2 Naphtho[2,3-c]furan-1,3-dione
BD14340716-39-295%
登录 25g 常备现货
6492-86-0 6-Aminobenzo[de]isochromene-1,3-dione
BD143696492-86-095%
登录 5g 常备现货
73819-76-8 5-Ethynylisobenzofuran-1,3-dione
BD9705473819-76-898%
登录 5g 常备现货
623-66-5 Octanoic anhydride
BD143824623-66-595%
登录 25g 常备现货
2561-85-5 3-Dodecyldihydrofuran-2,5-dione
BD1440662561-85-598%
登录 5g 常备现货
40928-13-0 7-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
BD562840928-13-097%
登录 10g 常备现货
4743-17-3 6-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
BD56294743-17-397%
登录 5g 常备现货
2035-75-8 2,7-oxepanedion
BD1127712035-75-890%
登录 5g 常备现货
4462-96-8 3-Oxabicyclo[3.2.0]heptane-2,4-dione
BD35574462-96-895%
登录 5g 常备现货
116027-10-2 6-Iodo-1H-benzo[d][1,3]oxazine-2,4-dione
BD171180116027-10-295%
登录 1g 常备现货
185815-59-2 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione
BD282750185815-59-295%
登录 25g 常备现货
1015423-45-6 4,6-Dibromothieno[3,4-c]furan-1,3-dione
BD2625831015423-45-695% (stabilized with Cu+HQ+MgO)
登录 1g 常备现货
299962-88-2 4,5,9,10-Tetrabromoisochromeno[6,5,4-def]isochromene-1,3,6,8-tetraone
BD262644299962-88-295%
登录 1g 常备现货
17395-99-2 4-Aminoisobenzofuran-1,3-dione
BD21918717395-99-295%
登录 1g 常备现货
23893-84-7 5,6-Dibromohexahydroisobenzofuran-1,3-dione
BD17162923893-84-797%
登录 1g 常备现货
31982-85-1 (3aS,7aS)-Hexahydroisobenzofuran-1,3-dione
BD4295631982-85-198%
登录 1g 常备现货
103979-54-0 2H-Thieno[2,3-d][1,3]oxazine-2,4(1H)-dione
BD283544103979-54-098%
登录 1g 常备现货
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