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
清空选项
4945-20-4
Furo[3,4-c]quinoline-1,3-dione
Furo[3,4-c]quinoline-1,3-dione
品牌:毕得
BD6265554945-20-497%
登录 1g 常备现货
25569-77-1
4-Fluorobenzoic anhydride
4-Fluorobenzoic anhydride
品牌:毕得
BD23445225569-77-195%
登录 5g 常备现货
78756-28-2
1H-Thieno[3,2-d][1,3]oxazine-2,4-dione
1H-Thieno[3,2-d][1,3]oxazine-2,4-dione
品牌:毕得
BD5466378756-28-295%
登录 1g 常备现货
124346-74-3
5,6,7-Trimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione
5,6,7-Trimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione
品牌:毕得
BD333903124346-74-395%
登录 100mg 常备现货
40707-01-5
5-Chloro-1-methyl-1H-benzo[d][1,3]oxazine-2,4-dione
5-Chloro-1-methyl-1H-benzo[d][1,3]oxazine-2,4-dione
品牌:毕得
BD10324140707-01-597%
登录 1g 常备现货
20829-97-4
5-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione
5-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione
品牌:毕得
BD23508320829-97-495%
登录 1g 常备现货
75443-62-8
(R)-Benzyl (2,5-dioxotetrahydrofuran-3-yl)carbamate
(R)-Benzyl (2,5-dioxotetrahydrofuran-3-yl)carbamate
品牌:毕得
BD23510375443-62-895%
登录 1g 常备现货
20829-96-3
5-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
5-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
品牌:毕得
BD10349420829-96-398%
登录 5g 常备现货
645-66-9
Dodecanoic anhydride
Dodecanoic anhydride
品牌:毕得
BD135956645-66-998%
登录 5g 常备现货
6007-85-8
Thieno[3,4-c]furan-1,3-dione
Thieno[3,4-c]furan-1,3-dione
品牌:毕得
BD2970506007-85-895%
登录 5g 常备现货
35878-28-5
cis-Tetrahydro-1H-cyclopenta[c]furan-1,3(3aH)-dione
cis-Tetrahydro-1H-cyclopenta[c]furan-1,3(3aH)-dione
品牌:毕得
BD16468935878-28-597%
登录 1g 常备现货
4821-94-7
5,6-Dimethoxyisobenzofuran-1,3-dione
5,6-Dimethoxyisobenzofuran-1,3-dione
品牌:毕得
BD3344374821-94-798%
登录 1g 常备现货
129288-31-9
tert-Butyl (S)-2-(2,5-dioxooxazolidin-4-yl)acetate
tert-Butyl (S)-2-(2,5-dioxooxazolidin-4-yl)acetate
品牌:毕得
BD567789129288-31-997%
登录 5g 常备现货
4466-59-5
4,7-Dichloroisobenzofuran-1,3-dione
4,7-Dichloroisobenzofuran-1,3-dione
品牌:毕得
BD55444466-59-598%
登录 1g 常备现货
1676-86-4
(S)-Benzyl (4-(2,5-dioxooxazolidin-4-yl)butyl)carbamate
(S)-Benzyl (4-(2,5-dioxooxazolidin-4-yl)butyl)carbamate
品牌:毕得
BD2576261676-86-495%
登录 10g 常备现货
942-06-3
4,5-Dichlorophthalic Anhydride
4,5-Dichlorophthalic Anhydride
品牌:毕得
BD5545942-06-395%
登录 5g 常备现货
760-93-0
Methacrylic anhydride
Methacrylic anhydride
品牌:毕得
BD137614760-93-095% (stabilized with 0.2% topanol A)
登录 500g 常备现货
53911-68-5
4-(4-Chlorophenyl)dihydro-2H-pyran-2,6(3H)-dione
4-(4-Chlorophenyl)dihydro-2H-pyran-2,6(3H)-dione
品牌:毕得
BD2785153911-68-596%
登录 1g 常备现货
6054-16-6
3-Oxabicyclo[3.2.1]octane-2,4-dione
3-Oxabicyclo[3.2.1]octane-2,4-dione
品牌:毕得
BD2368766054-16-698%
登录 1g 常备现货
32703-79-0
5-(tert-Butyl)isobenzofuran-1,3-dione
5-(tert-Butyl)isobenzofuran-1,3-dione
品牌:毕得
BD1389432703-79-095%
登录 5g 常备现货
3951-10-8
2-(4-Methoxyphenyl)acetic anhydride
2-(4-Methoxyphenyl)acetic anhydride
品牌:毕得
BD1070173951-10-895%
登录 5g 常备现货
6708-37-8
3a,4,7,7a-Tetrahydro-4,7-ethanoisobenzofuran-1,3-dione
3a,4,7,7a-Tetrahydro-4,7-ethanoisobenzofuran-1,3-dione
品牌:毕得
BD2151846708-37-897%
登录 5g 常备现货
97928-01-3
7-(Trifluoromethyl)-1H-benzo[d][1,3]oxazine-2,4-dione
7-(Trifluoromethyl)-1H-benzo[d][1,3]oxazine-2,4-dione
品牌:毕得
BD23787497928-01-395%
登录 1g 常备现货
18959-30-3
4,5-Difluorophthalic Anhydride
4,5-Difluorophthalic Anhydride
品牌:毕得
BD1077618959-30-398%
登录 5g 常备现货
17347-61-4
2,2-Dimethylsuccinicanhydride
2,2-Dimethylsuccinicanhydride
品牌:毕得
BD4137317347-61-498%
登录 5g 常备现货
4100-80-5
3-Methyldihydrofuran-2,5-dione
3-Methyldihydrofuran-2,5-dione
品牌:毕得
BD1399634100-80-598%
登录 25g 常备现货
142826-45-7
3-(Octa-2,7-dien-1-yl)dihydrofuran-2,5-dione
3-(Octa-2,7-dien-1-yl)dihydrofuran-2,5-dione
品牌:毕得
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
6-(Trifluoromethyl)-1H-benzo[d][1,3]oxazine-2,4-dione
品牌:毕得
BD643251781-94-297%
登录 1g 常备现货
28418-88-4
4-Iodoisobenzofuran-1,3-dione
4-Iodoisobenzofuran-1,3-dione
品牌:毕得
BD23830828418-88-497%
登录 1g 常备现货
34087-02-0
4-Nitrobenzo[de]isochromene-1,3-dione
4-Nitrobenzo[de]isochromene-1,3-dione
品牌:毕得
BD4861234087-02-097%
登录 5g 常备现货
1 2 3 4 5 6 7 8 9 ... 22