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
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按纯度: 99+% 99% 98+% 98% 97+% 97% 96+% 96% 95+% 95% 93% 90+% 90%
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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

4415-87-6 Cyclobuta[1,2-c:3,4-c']difuran-1,3,4,6(3aH,3bH,6aH,6bH)-tetraone 环丁烷四甲酸二酐(CBDA)
BJS74951564415-87-695%
¥420.0025g
4744-50-7 2,3-Pyrazinecarboxylic anhydride 2,3-吡嗪二酸酐
BJS81853534744-50-798%
¥63.005g
63196-11-2 5-(4-Methoxyphenoxy)isobenzofuran-1,3-dione 5-(4-甲氧基苯氧基)异苯并呋喃-1,3-二酮
BJS290744363196-11-295%
¥8820.0010g
23911-26-4 Diethylenetriaminepentaacetic dianhydride 二亚乙基三胺五乙酸二酐
BJS186594823911-26-498%
¥1676.0025g
4196-95-6 Oxecane-2,10-dione 氧杂环癸烷-2,10-二酮
BJS77971994196-95-697%
¥1869.00100mg
36122-35-7 3-Phenylfuran-2,5-dione 3-苯基呋喃-2,5-二酮
BJS443813436122-35-797%
¥61.001g
4808-48-4 3,4-Diphenylfuran-2,5-dione 3,4-二苯基呋喃-2,5-二酮
BJS80491554808-48-498%
¥1445.001g
652-12-0 Tetrafluorophthalic anhydride 四氟苯二甲酸酐
BJS6763442652-12-098%
¥223.005g
583-47-1 4-Benzyloxazolidine-2,5-dione 4-苄基噁唑烷-2,5-二酮
BJS3634700583-47-195%
¥2449.005g
25834-16-6 4,7-Dibromoisobenzofuran-1,3-dione 4,7-二溴异苯并呋喃-1,3-二酮
BJS209743825834-16-698%
¥292.00100mg
23911-25-3 4,4-(Ethane-1,2-diyl)bis(morpholine-2,6-dione) 4,4-(乙烷-1,2-二基)二(吗啉-2,6-二酮)
BJS196534823911-25-395%
¥1077.00100g
118129-60-5 5,12-Dibromoanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone 1,7-二溴-3,4,9,10-苝四羧酸二酐
BJS9610100118129-60-595%
¥221.001g
73003-90-4 6-(2,5-Dioxotetrahydrofuran-3-yl)-4-methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione 5-(2,5-二氧四氢呋喃)-3-甲基-3-环己烯-1,2-二碳酸酐
BJS772977373003-90-495%
¥99.001g
18959-30-3 4,5-Difluorophthalic Anhydride 4,5-二氟邻苯二甲酸酐
BJS806697018959-30-398%
¥809.005g
3027-38-1 5-Nitrobenzo[de]isochromene-1,3-dione 5-硝基苯并[de]异色烯-1,3-二酮
BJS86775293027-38-198%
¥359.005g
73819-76-8 5-Ethynylisobenzofuran-1,3-dione 4-炔基邻苯二甲酸酐
BJS740676173819-76-898%
¥987.001g
83204-68-6 4,9-Dibromoisochromeno[6,5,4-def]isochromene-1,3,6,8-tetraone 4,9-二溴异苯并吡喃并[6,5,4-def]异苯并吡喃-1,3,6,8-四酮
BJS052318583204-68-695%
¥1136.001g
1719-83-1 Bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic dianhydride 双环[2.2.2]辛-7-烯-2,3,5,6-四羧酸二酐
BJS75064601719-83-198%
¥99.005g
24848-78-0 4,8-Dibromobenzo[1,2-c:4,5-c']difuran-1,3,5,7-tetraone 4,8-二溴-1H,3H-苯并[1,2-C:4,5-C']二呋喃-1,3,5,7-四酮
BJS724574124848-78-098%
¥939.00250mg
42482-06-4 3-(Oct-2-en-1-yl)dihydrofuran-2,5-dione 3-(辛-2-烯-1-基)二氢呋喃-2,5-二酮
BJS681812942482-06-498%
¥88.0025g
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