日日夜夜撸,人妻无码一区二区不卡无码av,日产亚洲 a,人妻精品久久久久中文字幕69,欧美激情欧美精品一区二区

CAS號(hào)查詢

化工產(chǎn)品

CAS號(hào)查詢化工產(chǎn)品

熱門(mén)搜索化學(xué)品最多只顯示前20條,請(qǐng)點(diǎn)擊“搜索化學(xué)品”查看所有結(jié)果


CAS登錄號(hào) 中文名 英文名 分子結(jié)構(gòu)式 分子式 詳情 供應(yīng)商
2684-82-4Benzo[2,1-b:3,4-b']dipyran-2,9-dione(8CI,9CI);
p-Benzenediacrylicacid, 2,3-dihydroxy-, di-d-lactone (7CI);
2-Propenoic acid, 3,3'-(2,3-dihydroxy-1,4-phenylene)bis-,di-d-lactone;
2-Propenoic acid,3-(8-hydroxy-2-oxo-2H-1-benzopyran-7-yl)-, d-lactone;
a-Pyrono[5',6':7,8]coumarin
CAS:2684-82-4化學(xué)結(jié)構(gòu)C12H6O4詳情供應(yīng)商
371220-36-9s-Indacene-1,5-dione,3,7-dihydroxy-;
s-Indacene-1,5-dione, 3,7-dihydroxy- (9CI)
CAS:371220-36-9分子結(jié)構(gòu)C12H6O4詳情供應(yīng)商
23204-36-63-羥基-1,8-萘酐1H,3H-Naphtho[1,8-cd]pyran-1,3-dione,5-hydroxy-;
Naphthalicanhydride, 3-hydroxy- (8CI);
3-Hydroxy-1,8-naphthalenedicarboxylic anhydride;
3-Hydroxy-1,8-naphthalic anhydride;
3-Hydroxynaphthalic anhydride;
5-Hydroxy-1H,3H-naphtho[1,8-cd]pyran-1,3-dione
CAS:23204-36-6分子結(jié)構(gòu)C12H6O4詳情供應(yīng)商
5304-74-52H,5H-Pyrano[3,2-c][1]benzopyran-2,5-dione;
2H-1-Benzopyran-3-acrylicacid, 4-hydroxy-2-oxo-, d-lactone (7CI);
2-Pentenedioic acid, 4-[hydroxy(2-hydroxyphenyl)methylene]-,di-d-lactone;
3,4-Coumarin-a-pyrone
CAS:5304-74-5分子結(jié)構(gòu)C12H6O4詳情供應(yīng)商
熱門(mén)搜關(guān)鍵詞:C2H4O4N2 Meconine slat C14H13N4 Styrole dodecy 1-(3,4-二氯苯基)哌嗪 C4H8O5N2 METHYL AMYL ACETATE C4H11OCl enylmethyl C10H19O5N3 C7H3N2 C6H12O6* 氰 丙烯酸酯 CF3COCF3 卟啉 鋅 二異氰酸根合甲苯的聚合物 氯 二甲基硫 1,6-己二 十六氟壬醇 C5H14N2S2 nonic acid Propandiol C9H10N4O4 methyl amine 溴苯甲酰 m-Dimethylbenzene 3-Furancarboxamide 3,3,6,6-四甲基-1,2-二氧環(huán)己烷 甲酸吡嗪 3-O-甲基葡萄糖 n-C8H17 4-nitrophenoxy C6H8N4O 乙基乙胺 C4H12N2S2 間苯二甲酸二烯丙酯 1-methoxy-2 C2H2O2N2