酸酐|Anhydrides-毕得医药

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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: B^x; C^x; N^x; O^x; F^x; Si^x; P^x; S^x; Cl^x; Br^x; I^x

骨架： 呋喃-2,5-二酮 (8) 1,8-萘二甲酸酐 (8)

按关键基团： 二酐 (4) 二酐 (3)

母核： 苯并呋喃 (70) 其他芳香杂环化合物 (178) 呋喃 (33) 恶唑烷 (56) 其它脂肪杂环化合物 (67) 四氢吡喃 (21) 四氢呋喃 (65) 吗啉 (1)

官能团： 酚 (1) 醇 (17) 酯 (553) 含氟砌块 (37) 芳基 (166) 酰胺 (197) 醚 (58) 溴代物 (17) 硝基 (13) 氯代物 (24) 胺 (50) 烯基 (59) 脂链烃 (34)

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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3-Nitrophthalic anhydride 3-Nitrophthalic anhydride 品牌：毕得: BD5591641-70-396%; 登录 100g 常备现货

5-Nitroisobenzofuran-1,3-dione 5-Nitroisobenzofuran-1,3-dione 品牌：毕得: BD55925466-84-298%; 登录 25g 常备现货

3-Bromofuro[3,4-b]pyridine-5,7-dione 3-Bromofuro[3,4-b]pyridine-5,7-dione 品牌：毕得: BD22916298278-78-597%; 登录 1g 常备现货

3-Phenyldihydrofuran-2,5-dione 3-Phenyldihydrofuran-2,5-dione 品牌：毕得: BD127621131-15-399%; 登录 5g 常备现货

1,3-Dioxo-1,3-dihydrobenzo[de]isochromene-5-carbonitrile 1,3-Dioxo-1,3-dihydrobenzo[de]isochromene-5-carbonitrile 品牌：毕得: BD435311929519-94-895%; 登录 1g 常备现货

7-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione 7-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione 品牌：毕得: BD15879176561-16-597%; 登录 10g 常备现货

5-Methoxyisobenzofuran-1,3-dione 5-Methoxyisobenzofuran-1,3-dione 品牌：毕得: BD3303228281-76-797%; 登录 1g 常备现货

(R)-4-Benzyloxazolidine-2,5-dione (R)-4-Benzyloxazolidine-2,5-dione 品牌：毕得: BD1288837498-95-697%; 登录 250mg 常备现货

Isobutyloxazolidine-2,5-dione Isobutyloxazolidine-2,5-dione 品牌：毕得: BD27310651248-35-297%; 登录 1g 常备现货

4-Benzyloxazolidine-2,5-dione 4-Benzyloxazolidine-2,5-dione 品牌：毕得: BD273107583-47-195%; 登录 10g 常备现货

4-Methylphthalic anhydride 4-Methylphthalic anhydride 品牌：毕得: BD9910119438-61-098%; 登录 25g 常备现货

4,7-Dibromoisobenzofuran-1,3-dione 4,7-Dibromoisobenzofuran-1,3-dione 品牌：毕得: BD33157425834-16-698%; 登录 250mg 常备现货

3a,3b,6a,6b-Tetramethyltetrahydrocyclobuta[1,2-c:3,4-c']difuran-1,3,4,6-tetraone 3a,3b,6a,6b-Tetramethyltetrahydrocyclobuta[1,2-c:3,4-c']difuran-1,3,4,6-tetraone 品牌：毕得: BD33168064198-16-998+%; 登录 1g 常备现货

(R)-4-Isopropyloxazolidine-2,5-dione (R)-4-Isopropyloxazolidine-2,5-dione 品牌：毕得: BD33179043089-05-095%; 登录 1g 常备现货

2-Methylbenzoic anhydride 2-Methylbenzoic anhydride 品牌：毕得: BD626380607-86-398%; 登录 1g 常备现货

5,6,12,13-Tetrachloroanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone 5,6,12,13-Tetrachloroanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone 品牌：毕得: BD18595156028-26-195%; 登录 1g 常备现货

(3aR,4S,7R,7aS)-rel-Hexahydro-4,7-methanoisobenzofuran-1,3-dione (3aR,4S,7R,7aS)-rel-Hexahydro-4,7-methanoisobenzofuran-1,3-dione 品牌：毕得: BD16146614166-28-095%; 登录 10g 常备现货

5,12-Dibromoanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone 5,12-Dibromoanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone 品牌：毕得: BD232790118129-60-595%; 登录 250mg 常备现货

6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione 6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione 品牌：毕得: BD047520197-92-697%; 登录 250mg 常备现货

5-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione 5-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione 品牌：毕得: BD23295477603-45-395%; 登录 5g 常备现货

Ethyl 3-oxo-3-(2,3,4,5-tetrafluorophenyl)propanoate Ethyl 3-oxo-3-(2,3,4,5-tetrafluorophenyl)propanoate 品牌：毕得: BD069894695-50-897%; 登录 100g 常备现货

Heptanoic anhydride Heptanoic anhydride 品牌：毕得: BD133060626-27-795%; 登录 100g 常备现货

4-Sulfo-1,8-naphthalic Anhydride Potassium Salt 4-Sulfo-1,8-naphthalic Anhydride Potassium Salt 品牌：毕得: BD10023871501-16-195%; 登录 25g 常备现货

6-(2,5-Dioxotetrahydrofuran-3-yl)-4-methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione 6-(2,5-Dioxotetrahydrofuran-3-yl)-4-methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione 品牌：毕得: BD10060873003-90-495%; 登录 5g 常备现货

7-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione 7-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione 品牌：毕得: BD567263480-10-495%; 登录 1g 常备现货

4-Methylbenzoic anhydride 4-Methylbenzoic anhydride 品牌：毕得: BD9898113222-85-095%; 登录 1g 常备现货

4,7-Dichloro-1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylic acid 4,7-Dichloro-1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylic acid 品牌：毕得: BD45009581742-10-197%; 登录 100mg 常备现货

Ethane-1,2-diyl bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylate) Ethane-1,2-diyl bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylate) 品牌：毕得: BD2339951732-96-395%; 登录 25g 常备现货

1H-Pyrido[2,3-d][1,3]oxazine-2,4-dione 1H-Pyrido[2,3-d][1,3]oxazine-2,4-dione 品牌：毕得: BD23410221038-63-195%; 登录 1g 常备现货

6-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione 6-Nitro-1H-benzo[d][1,3]oxazine-2,4-dione 品牌：毕得: BD56734693-02-198%; 登录 25g 常备现货

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