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CAS登录号 中文名 英文名 分子结构式 分子式 详情 供应商
497-23-42(5H)-呋喃酮2(5H)-Furanone;
Furan-2(5H)-one;
2-Buten-1,4-olide
CAS:497-23-4分子结构C4H4O2详情供应商
590-93-22-丁炔酸2-Butynoic acid;
Tetrolic acid
CAS:590-93-2分子结构C4H4O2详情供应商
674-82-8二乙烯酮;
双乙烯酮
Acetyl ketene;
4-Methylene-2-oxetanone;
Diketene;
But-3-en-3-olide
CAS:674-82-8分子结构C4H4O2详情供应商
922-67-8丙炔酸甲酯Methyl propiolate;
2-Propynoic acid methyl ester;
Methyl acetylenecarboxylate
CAS:922-67-8分子结构C4H4O2详情供应商
28755-65-9Furanol;
Furylalcohol
CAS:28755-65-9分子结构C4H4O2详情供应商
33689-28-01,2-环丁二酮;
1,2-环丁二酮;
1,2-Cyclobutanedione;
1,2-Cyclobutanedione
CAS:33689-28-0分子结构C4H4O2详情供应商
15506-53-31,3-CyclobutanedioneCAS:15506-53-3分子结构C4H4O2详情供应商
290-67-51,4-Dioxin;
p-Dioxin(6CI,7CI,8CI);
1,4-Dioxacyclohexa-2,5-diene
CAS:290-67-5分子结构C4H4O2详情供应商
289-87-21,2-Dioxin;
o-Dioxin(8CI);
1,2-Dioxacyclohexadiene
CAS:289-87-2分子结构C4H4O2详情供应商
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分子结构C4H4O2详情供应商
22125-63-92-Furanol;
2-Furylalcohol;
2-Hydroxyfuran
CAS:22125-63-9分子结构C4H4O2详情供应商
92279-91-92-Cyclopropen-1-one,2-(hydroxymethyl)-;
Penitricin;
Ro 09-0804
CAS:92279-91-9分子结构C4H4O2详情供应商
2345-51-93-Butynoic acid;
2-Ethynylaceticacid
CAS:2345-51-9分子结构C4H4O2详情供应商
3511-31-73(2H)-Furanone;
2,3-Dihydro-3-furanone;
2H-Furan-3-one;
Furenidone
CAS:3511-31-7分子结构C4H4O2详情供应商
16979-06-93-Butenal, 2-oxo-;
2-Oxo-3-butenal;
Vinylglyoxal
CAS:16979-06-9分子结构C4H4O2详情供应商
3675-13-62-BUTENEDIAL, (Z)-CAS:3675-13-6化学结构C4H4O2详情供应商
热门搜关键词:N4 H5 C5 N4 H5 C5 O2 C5 N4 H6 O2 C5N4O2H6 N4C5O2H6 N4O2C5H6 N4O2H6C5 N4H6C5O2 c48h73o15 PADMA N4H6O2C5 C14H20O4N2S hydroxycoum C18H14O3N3S C18H15O3N3S CSF8 2-溴-4-三氟甲基苯胺 c19h24n3o2s wart C20H29N3O2S Phenylalanine mustard nicotinanilide C24 N2 H16 Calcium Acid Chlorido TRI PHENYL ETHYL CRESOL PINK 246C serge 1-(2- 吡啶偶氮 )-2- 萘酚 ethyl amide DOMINAL PS RED C13 N2 S Cl H11 S2Mo NSC 26916 (R)-(+)-3-丁炔-2-醇 ch3coona3h2o c23H22FN5O2 shexa odiphenylether