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)
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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55974-25-9 7-Methoxy-4,4-dimethylisochroman-1,3-dione
BD1389555974-25-995%
¥315.001g常备现货
6708-37-8 3a,4,7,7a-Tetrahydro-4,7-ethanoisobenzofuran-1,3-dione
BD2151846708-37-897%
¥172.005g常备现货
97928-01-3 7-(Trifluoromethyl)-1H-benzo[d][1,3]oxazine-2,4-dione
BD23787497928-01-395%
¥476.001g常备现货
652-40-4 4,7-Difluoroisobenzofuran-1,3-dione
BD10775652-40-498%
¥924.001g常备现货
18959-30-3 4,5-Difluorophthalic Anhydride
BD1077618959-30-398%
¥385.005g常备现货
17347-61-4 2,2-Dimethylsuccinicanhydride
BD4137317347-61-498%
¥28.005g常备现货
4100-80-5 3-Methyldihydrofuran-2,5-dione
BD1399634100-80-598%
¥87.0025g常备现货
652-39-1 4-Fluoroisobenzofuran-1,3-dione
BD10809652-39-197%
¥143.0010g常备现货
319-03-9 5-Fluoroisobenzofuran-1,3-dione
BD10810319-03-997%
¥47.001g常备现货
142826-45-7 3-(Octa-2,7-dien-1-yl)dihydrofuran-2,5-dione
BD44023142826-45-797% (stabilized with TBC)
¥1305.005g常备现货
28418-88-4 4-Iodoisobenzofuran-1,3-dione
BD23830828418-88-497%
¥56.001g常备现货
34087-02-0 4-Nitrobenzo[de]isochromene-1,3-dione
BD4861234087-02-097%
¥586.005g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%
¥683.001g常备现货
78755-94-9 5-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione
BD1085078755-94-996%
¥230.001g常备现货
1466-82-6 2-Acetoxybenzoic anhydride
BD168261466-82-695%
¥350.001g常备现货
63497-60-9 8-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
BD16844063497-60-995+%
¥761.005g常备现货
195986-91-5 6-Hydroxy-1H-benzo[d][1,3]oxazine-2,4-dione
BD10916195986-91-597%
¥91.001g常备现货
5617-74-3 3-Oxabicyclo[3.1.0]hexane-2,4-dione
BD886925617-74-397%
¥306.0025g常备现货
321-50-6 7-Fluoro-1H-benzo[d][1,3]oxazine-2,4-dione
BD110583321-50-697%
¥74.001g常备现货
716-39-2 Naphtho[2,3-c]furan-1,3-dione
BD14340716-39-295%
¥358.0025g常备现货
73819-76-8 5-Ethynylisobenzofuran-1,3-dione
BD9705473819-76-898%
¥1643.005g常备现货
623-66-5 Octanoic anhydride
BD143824623-66-595%
¥201.0025g常备现货
2051-76-5 Acrylic anhydride
BD1126042051-76-598% (stabilized with MEHQ)
¥44.005g常备现货
2561-85-5 3-Dodecyldihydrofuran-2,5-dione
BD1440662561-85-598%
¥190.005g常备现货
40928-13-0 7-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
BD562840928-13-097%
¥158.0010g常备现货
4743-17-3 6-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
BD56294743-17-397%
¥43.005g常备现货
2035-75-8 2,7-oxepanedion
BD1127712035-75-890%
¥208.005g常备现货
4462-96-8 3-Oxabicyclo[3.2.0]heptane-2,4-dione
BD35574462-96-895%
¥239.005g常备现货
116027-10-2 6-Iodo-1H-benzo[d][1,3]oxazine-2,4-dione
BD171180116027-10-295%
¥310.001g常备现货
185815-59-2 4-Isobutyldihydro-2H-pyran-2,6(3H)-dione
BD282750185815-59-295%
¥51.0025g常备现货
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