百科

柠康酸酐

柠康酸酐

CAS号：616-02-4

英文名：Citraconic anhydride

分子式：C5H4O3

分子量：112.083

海关数据

申报要素

海关编码

2917190090

申报要素

品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分

概述

2917190090 其他无环多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:6.5% 普通关税:30.0%

海关数据

时间(年-月)	进口		出口
时间(年-月)	进口总量(kg)	进口总额(美元)	出口总量(kg)	出口总额(美元)
2008-12			3855948	9037303
2008-11			3732466	8822763
2008-09			4087883	10180549
2008-08			0	11416563
2008-07			5787988	15818346
2008-06			6162335	15677132
2008-05			5877644	14172592
2008-04			5132467	13484009
2008-03			6287086	15534128
2008-02			4747990	11616280
2008-01			4654305	11612501
2007-12			4326866	9226045
2007-11			4627268	10686855
2007-10			4856471	10387840
2007-09			4777675	9929140
2007-07			4488046	9761302
2007-06			5718045	12783635
2007-05			5697031	12339404
2007-04			6221378	14389182
2007-03			5940821	12438583
2007-02			5769021	11180312
2007-01			5536565	12282822

上游原料

衣康酸柠康酸 2-bromo-3-methylbutanedioic acid 丁二酸二甲酯中康酸 tetrahydro-5-oxo-3-furancarboxylic acid 戊烷油异戊烯醇 15-methyl-17-oxapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione 纤维素丁二酸单甲酯甲苯 (Z)-(2-methyl-4-(4-nitrophenylamino)-4-oxo)but-2-enoic acid (3aRS,4SR,7RS,7aSR)-3a-methyl-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione 氯化亚砜乙酰氯三聚甲醛衣康酸酐 3-methoxy-propane-1,2,2-tricarboxylic acid triethyl ester N,N-二甲基苯胺 trimethyl-(3-methyl-5-trimethylsilyloxyfuran-2-yl)oxysilane 2-hydroxy-2-methylbutanedioic acid 3-methoxy-propane-1,2,2-tricarboxylic acid 2,6-二氧代-3,6-二氢-2H-吡喃-4-羧酸乌头酸柠檬酸甲醛 methoxymethyl-succinic acid 邻二甲苯丁二酸酐丙酮酸

下游产品

3-甲基-2(5H)-呋喃酮中康酸 8-chloro-5-hydroxy-2-methylnaphthalene-1,4-dione 兰雪醌 2-acetyl-3-hydroxy-4-methylcyclopenta-2,4-dien-1-one 2-甲基-N-苯基马来酰亚胺 2-chloro-4-methyl-2H-furan-5-one (Z)-4-(methoxycarbonylmethylene)-2-methylbut-2-en-4-olide 3a-methyl-11,11a-dihydro-10H-naphtho[2,1-e][2]benzofuran-1,3-dione 甲基琥珀酸酐 1,4-二羟基-2-甲基蒽-9,10-二酮 2,2'-二甲基-5,5'-二羟基-6,6'-联[1,4-萘醌] 4-甲基-3,6-二羟基哒嗪甲基丙烯酸柠康酸二甲酯 5,8-二羟基-2-甲基-1,4-萘醌 4-methoxy-3-methyl-4-oxobut-2-enoate tetraethyl butane-1,1,2,3-tetracarboxylate methyl 2-(4-methyl-5-oxofuran-2-ylidene)acetate 4-methyl-5-(2-oxopropylidene)furan-2-one (3Z)-3-[(4-methyl-5-oxo-2H-furan-2-yl)oxymethylidene]-4,6a-dihydro-3aH-cyclopenta[b]furan-2-one 3-甲基吡咯-2,5-二酮 3-methyl-1-(4-methylphenyl)pyrrole-2,5-dione 1H-Indole,1-benzoyl-3-methyl 1-异丙基-3-甲基-1H-吡咯-2,5-二酮甲基丁二酸 1-benzyl-3-methyl-4-phenylpyrrole-2,5-dione (5Z)-3-methyl-5-(2-oxopropylidene)furan-2(5H)-one 柠康酸衣康酸 1-benzyl-3-methylpyrrole-2,5-dione 3,6-二氯哒嗪-4-羧酸 3,4-二乙基-2,5-呋喃二酮 4-甲基-2(H)-呋喃酮 1-ethyl-3-methylpyrrole-2,5-dione 1-(4-bromophenyl)-3-methylpyrrole-2,5-dione 5-chloro-8-hydroxy-2-methylnaphthalene-1,4-dione Chaetomellic Acid A Anhydride (Z)-4-(methoxycarbonylmethylene)-3-methylbut-2-en-4-olide 3-乙基-4-甲基呋喃-2,5-二酮 2-己基-3-甲基马来酸酐 3-(bromomethyl)furan-2,5-dione 2-methylbut-2-enedioyl dichloride 3,6-二氯-4-甲基哒嗪二乙基(2Z)-2-甲基-2-丁烯二酸酯 3-methyl-4-(2-phenylethyl)furan-2,5-dione 2-甲基-4-氧-4-苯基丁酸丙炔 4-甲基-5-羟基呋喃-2-酮