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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:C5H7NO4S2 CH3SiH2Cl oxalato Exifone C10H20O3S Azuril Ethylnicotinamide TRIPHENYL TIN 9-氟-11b,21-二羥基-16a,17-[(1-甲基亞乙基)雙(氧)]-孕甾-1,4-二烯-3,20-二酮 1,3,5-TRIAZINE-2,4,6(1H,3H,5H)-TRIONE, C RITA calf 乙二醇二乙酸 磺酸 LAS C3H3CL 4-辛基二苯胺 bromododecane C6H12N2O3S2 C9H18N2O6 C21H24ClNO5 AMBA C6H5NH(CH3)C(CH3) MS 樹脂 C7H17NO6S CF3CF2COOH Na3C6H5O7·5H2O 氯 嘌呤 heptadecen 靈芝酸C c8h5o3cl3 咪唑啉二酮 C9H11NO6 C8H10O5S C9H14Cl C14H9NO C14H7NO2 C10H6N2O5  C10H8O2 C10H6N2O2S C9H10N2O3S