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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:C5H4N2O5 BLUE DYE C5H10NO5 C8H6O3NBr 2-羥基-2-苯丙酸 75SN C8H8OBr CF3NH2 C9H19N5 甲基季銨鹽 2-二甲氧基丙烷 C6H5COOC6H5 C18H35NO  C32H16CUN 丁基甲氧 Ineketone BR2C alda C8H6N2O5 C11H13NO6 C3H7N3O C9H22O2 4-乙基苯甲醚 三甲基 戊烯 δ- 松油醇 C8H10Cl INCI NO C10H7F3O2 C3H4-2 C10H17O3 C8H6N2O3S C5H14N4 C5H13N3 C7H10N2O3S 二異氰酸根合己烷的均聚物 C7H15NO5 C6H5Cl2 C7H4F3Cl 十八烷氧基封端二甲基(硅氧烷與聚硅氧烷) C6H6N2O6