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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
497-23-42(5H)-呋喃酮2(5H)-Furanone;
Furan-2(5H)-one;
2-Buten-1,4-olide		CAS:497-23-4分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
590-93-22-丁炔酸2-Butynoic acid;
Tetrolic acid		CAS:590-93-2分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
674-82-8二乙烯酮;
雙乙烯酮		Acetyl ketene;
4-Methylene-2-oxetanone;
Diketene;
But-3-en-3-olide		CAS:674-82-8分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
922-67-8丙炔酸甲酯Methyl propiolate;
2-Propynoic acid methyl ester;
Methyl acetylenecarboxylate		CAS:922-67-8分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
28755-65-9Furanol;
Furylalcohol		CAS:28755-65-9分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
33689-28-01,2-環(huán)丁二酮;
1,2-環(huán)丁二酮;
1,2-Cyclobutanedione;
1,2-Cyclobutanedione		CAS:33689-28-0分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
15506-53-31,3-CyclobutanedioneCAS:15506-53-3分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
290-67-51,4-Dioxin;
p-Dioxin(6CI,7CI,8CI);
1,4-Dioxacyclohexa-2,5-diene		CAS:290-67-5分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
289-87-21,2-Dioxin;
o-Dioxin(8CI);
1,2-Dioxacyclohexadiene		CAS:289-87-2分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
2363-83-9?丁烯二醛;
?丁烯二醛;
2-Butenedial;
1,2-Ethenedicarboxaldehyde;
2-Butene-1,4-dione;
Butenedial		CAS:2363-83-9分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
22125-63-92-Furanol;
2-Furylalcohol;
2-Hydroxyfuran		CAS:22125-63-9分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
92279-91-92-Cyclopropen-1-one,2-(hydroxymethyl)-;
Penitricin;
Ro 09-0804		CAS:92279-91-9分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
2345-51-93-Butynoic acid;
2-Ethynylaceticacid		CAS:2345-51-9分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
3511-31-73(2H)-Furanone;
2,3-Dihydro-3-furanone;
2H-Furan-3-one;
Furenidone		CAS:3511-31-7分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
16979-06-93-Butenal, 2-oxo-;
2-Oxo-3-butenal;
Vinylglyoxal		CAS:16979-06-9分子結(jié)構(gòu)C4H4O2詳情供應(yīng)商
3675-13-62-BUTENEDIAL, (Z)-CAS:3675-13-6化學(xué)結(jié)構(gòu)C4H4O2詳情供應(yīng)商
熱門搜關(guān)鍵詞:苯乙烯化二 hexahydro-3,3,5-trimethyl- 9-hydroxy-4-megastigmen-3-one S-Mephenytoin 雙酚A二烯丙基 ot7a94dcn CS NO. 1－25 Zn(NO)3 0zaoqh dw1n6cn ym47s7taobaowangshangcn adc8xu1k4b703cn g8kn8xwcn 石杉?jí)A乙 selina- 甲基嘌呤 Phthalic Acid Di(2-ethylhexyl) Ester zh5r9x a7acn caffeine-d3 2-undecenol -p-Menthatriene Chenodeoxycholate C.I. Disperse black 氟 苯基 吡咯 Formaldehyde,polymer with 4-(1,1-dimethylethyl)phenol C207H308N56O58S 碳表面活性劑 酮二鈉鹽 lcellulose butoxymethyl R)-1-Boc-哌嗪-2-羧酸; pyridine-3-sulfonic acid 3,4-methylenedioxymethamphe TBCH 羥基乙砜苯胺 [Cd(L)(TPOM)0u] 銅 指示劑 硫代碳酰胺 obil ?YDy??·? Cys(Mob)