中文名稱:2,5-噻吩二羧酸
中文同義詞: 2,5-二羧基噻吩;噻吩-2,5-二羧酸;2,5-噻吩二羧酸;OB 酸;噻吩-2,5二羧酸;OB 酸 ;OB酸;噻吩-2,5-羧酸
英文名稱: 2,5-Thiophenedicarboxylic acid
英文同義詞: 2,5-DICARBOXYTHIOPHENE;2,5-THIOPHENEDICARBOXYLIC ACID;RARECHEM AL BE 0623;OTAVA-BB BB7013911425;THIOPHENE-2,5-DICARBOXYLIC ACID;Thiophene-2,5-Dicarboxyl Acid;Thiophene-2,5-dicarboxylicacid,97%;2,5-THIOPHENEDICARBOXYLIC
CAS號(hào): 4282-31-9
分子式: C6H4O4S
分子量: 172.16
EINECS號(hào): 224-284-2
相關(guān)類別: Thiophenes;噻吩類化合物;FINE Chemical & INTERMEDIATES;Heterocycles;Thiophene&Benzothiophene;Organic acids;雜環(huán)化合物;Heterocyclic Compounds;Thiophens;噻吩類;Functional Materials;Reagents for Conducting Polymer Research;Thiophene Derivatives (for Conduting Polymer Research);Thiophen;噻吩;Building Blocks;Heterocyclic Building Blocks
Mol文件: 4282-31-9.mol
2,5-噻吩二羧酸 性質(zhì)
熔點(diǎn) >300 °C(lit.)
BRN 136781
CAS 數(shù)據(jù)庫 4282-31-9(CAS DataBase Reference)
EPA化學(xué)物質(zhì)信息 2,5-Thiophenedicarboxylic acid(4282-31-9)
2,5-噻吩二羧酸用途與合成方法
化學(xué)性質(zhì) 結(jié)晶性粉末。熔點(diǎn)358.5-359.5℃,在150-300℃升華。微溶于水。
用途 該品與鄰氨基酚縮合可制得熒光增白劑EBF。這種增白劑可用于錦綸、滌綸、丙綸、氯綸和三乙酸纖維,是一種性能優(yōu)良的產(chǎn)品。
用途 主要用于制備熒光增白劑
用途 主要用于合成纖維、EVA、PVC及塑料和橡膠增白方面,可用于塑料薄膜、壓模成型材料、注塑成型材料的增白等
生產(chǎn)方法 將己二酸、氯化亞砜以1:(6-10)的重量比混合,在催化劑吡啶的存在下回流20-60h。蒸去溶劑,將殘留物在140-160℃加熱3-7h。經(jīng)氫氧化鈉處理、酸析、過濾、脫色、提純,得噻吩-2,5-二羧酸。
我公司供應(yīng)試劑僅作科研使用,不用于臨床,每個(gè)產(chǎn)品的詳細(xì)信息您可以參照產(chǎn)品說明書。我公司產(chǎn)品齊全,購買產(chǎn)品相關(guān)的產(chǎn)品可以有相應(yīng)的折扣,您可能需要的產(chǎn)品有:
60456-23-7 " (S)-(-)-縮水甘油/(S)-(-)-Glycidol
" >95.0%(GC) 5G
25G
14618-80-5 " 芐基(R)-(-)-縮水甘油醚/Benzyl (R)-(-)-Glycidyl Ether
" >98.0%(GC) 1G
5G
25G
16495-13-9 " 芐基-(S)-(+)-縮水甘油醚/Benzyl (S)-(+)-Glycidyl Ether
" >98.0%(GC) 1G
5G
25G
51594-55-9 "(R)-環(huán)氧氯丙烷/(R)-Epichlorohydrin
" >98.0%(GC) 5G
25G
67843-74-7 "(S)-環(huán)氧氯丙烷/(S)-Epichlorohydrin
" >98.0%(GC) 5G
25G
60456-26-0 " 丁酸(R)-縮水甘油基酯/(R)-Glycidyl Butyrate
" >98.0%(GC) 5G
25G
65031-96-1 "丁酸(S)-縮水甘油基酯/(S)-Glycidyl Butyrate
" >98.0%(GC) 5G
25G
64491-70-9 "(R)-縮水甘油基甲醚/(R)-Glycidyl Methyl Ether
" >97.0%(GC) 5G
25G
64491-68-5 " (S)-縮水甘油基甲醚/(S)-Glycidyl Methyl Ether
" >97.0%(GC) 5G
25G
115314-17-5 " (R)-縮水甘油基-3-硝基苯磺酸酯/(R)-Glycidyl 3-Nitrobenzenesulfonate
" >98.0%(GC) 5G
25G
" >97.0%(GC) 100MG
1G
51501-77-0 " 四(甲硫代)四硫富瓦烯[有機(jī)電子材料]/Tetrakis(methylthio)tetrathiafulvalene [Organic Electronic Material]
" >98.0%(T) 100MG
105782-53-4 "四(十八烷基硫代)四硫富瓦烯[有機(jī)電子材料]/Tetrakis(octadecylthio)tetrathiafulvalene [Organic Electronic Material]
" >98.0%(T) 100MG
106920-29-0 " 四(戊硫代)四硫富瓦烯[有機(jī)電子材料]/Tetrakis(pentylthio)tetrathiafulvalene [Organic Electronic Material]
" 100MG
31366-25-3 " 四硫富瓦烯/Tetrathiafulvalene
" >98.0%(GC) 1G
5G
25G
55492-86-9 " 三(四硫富瓦烯)雙(四氟硼酸鹽)復(fù)合物/Tris(tetrathiafulvalene) Bis(tetrafluoroborate) Complex
" 1G
" >97.0%(T) 25G
250G
444561 " 2,5-二甲氧基-1,4-苯醌
/2,5-Dimethoxy-1,4-benzoquinone" >98.0%(GC) 5G
1G
605-94-7 "2,3-二甲氧基-5-甲基-1,4-苯醌/2,3-Dimethoxy-5-methyl-1,4-benzoquinone
" >97.0%(T) 5G
5G
527-61-7 "2,6-二甲基-1,4-苯醌/2,6-Dimethyl-1,4-benzoquinone
" >98.0%(GC) 1G
5G
25G
2880-58-2 "甲氧基苯醌/Methoxybenzoquinone
" >99.0%(GC) 1G
5G
92-84-2 "吩噻嗪/Phenothiazine
" >98.0%(GC) 25G
500G
2455-14-3 "3,3',5,5'-四叔丁基-4,4'-聯(lián)苯醌/3,3',5,5'-Tetra-tert-butyl-4,4'-diphenoquinone
" >90.0%(LC) 1G
" 100MG
2404-87-7 "3-苯基噻吩/3-Phenylthiophene
" >95.0%(GC) 1G
5G
5632-29-1 "α-四聯(lián)噻吩/alpha-Quarterthiophene
" 100MG
5660-45-7 " α-五聯(lián)噻吩/alpha-Quinquethiophene
" 100MG
500MG
86100-63-2 " α-七噻吩/alpha-Septithiophene
" 100MG
88493-55-4 "α-六噻吩/alpha-Sexithiophene
" 100MG
1G
1081-34-1 "2,2':5',2''-三噻吩(=α-三聯(lián)噻吩)/2,2':5',2''-Terthiophene (=alpha-Terthienyl)
" >98.0%(GC) 1G
5G