| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-正丙基环己醇 | 2-propylcyclohexanol | 5846-43-5 | C9H18O |
| 2-正丙基-1,3-丙二醇 | 2-propyl-propane-1,3-diol | 2612-28-4 | C6H14O2 |
| 2-正丁酰噻吩 | 2-butyrylthiophene | 5333-83-5 | C8H10OS |
| 2-正丁氧基吡啶 | 2-butoxypyridine | 27361-16-6 | C9H13NO |
| 2-正丁基-4-环庚烯-1-酮 | 2-n-butyl-4-cyclohepten-1-one | 102393-55-5 | C11H18O |
| 2-正丁基-3-溴-1-丙醇 | 2-n-butyl-3-bromo-1-propanol | 87897-57-2 | C7H15BrO |
| 2-正丁基-2,3-二氢噻吩并[3,4-B][1,4]二恶英 | 2-butyl-2,3-dihydrothieno[3,4-b][1,4]dioxine | 552857-06-4 | C10H14O2S |
| 2-戊醛 | 2-pentenal | 764-39-6 | C5H8O |
| 2-戊醇,4-[[(4R)-4-甲基-1-环己烯-1-基]氧代]-,(2R,4R)- | (2R,4R)-4-((R)-4-Methyl-cyclohex-1-enyloxy)-pentan-2-ol | 105661-77-6 | C12H22O2 |
| 2-戊醇 | (+/-)-2-pentanol | 6032-29-7 | C5H12O |
| 2-戊酰基苯甲酸甲酯 | methyl 2-pentanoylbenzoate | 64624-87-9 | C13H16O3 |
| 2-戊酰基苯甲酸 | 2-pentanoylbenzoic acid | 550-37-8 | C12H14O3 |
| 2-戊酰基吡嗪 | 1-(Pyrazin-2-yl)pentan-1-one | 41110-21-8 | C9H12N2O |
| 2-戊酰基-吡啶 | 1-(pyridin-2-yl)pentan-1-one | 7137-97-5 | C10H13NO |
| 2-戊酰呋喃 | 1-furan-2-yl-pentan-1-one | 3194-17-0 | C9H12O2 |
| 2-戊酮糖 5-(磷酸二氢酯) | xylulose 5-phosphate | 60802-29-1 | C5H11O8P |
| 2-戊酮与2-丁酮混合物 | Cavilax | 69487-31-6 | C9H18O2 |
| 2-戊酮-D5 | 2-pentanone-1,1,1,3,3-d5 | 24313-49-3 | C5H10O |
| 2-戊酮,3-乙基-3-(羟甲基)-(9CI) | 3-ethyl-3-hydroxymethyl-pentan-2-one | 160193-85-1 | C8H16O2 |
| 2-戊酮,1-溴- | 3-Ethoxy-5-methyl-1H-pyrazol-4-amine | 87675-33-0 | C6H11N3O |
| 2-戊酮,1-氯-5-硝基- | 1-Chloro-5-nitro-pentan-2-one | 89416-18-2 | C5H8ClNO3 |
| 2-戊酮,1,3-二溴-4,4-二甲基- | 1,3-Dibrom-4,4-dimethyl-pentan-2-on | 1577-32-8 | C7H12Br2O |
| 2-戊酮 | 2-Pentanone | 107-87-9 | C5H10O |
| 2-戊烯基环戊酮 | 2-pentenyl cyclopentanone | 34687-45-1 | C10H16O |
| 2-戊烯基乙醚 | 2-pentenyl ethyl ether | 59673-22-2 | C7H14O |
| 2-戊烯-4-酮-2-氨基-1-羟基 | 2-penten-4-one-2-amino-1-hydroxy | 53171-01-0 | C5H9NO2 |
| 2-戊烯-3-醇,2,4-二甲基- | 2,4-dimethyl-pentan-3-one; enol form | 113249-34-6 | C7H14O |
| 2-戊烯-1-醇 | pent-2-en-1-ol | 20273-24-9 | C5H10O |
| 2-戊炔基 | 2-pentynal-diethyl-acetal | 18229-77-1 | C9H16O2 |
| 2-戊炔-1-醇,4-甲基- | 4-methyl-2-pentyn-1-ol | 15787-92-5 | C6H10O |
| 2-戊炔-1-醇 | pent-2-yn-1-ol | 6261-22-9 | C5H8O |
| 2-戊炔-1,4-二醇 | pent-2-yne-1,4-diol | 927-57-1 | C5H8O2 |
| 2-戊基癸醛 | 2-Amyldecanal | 55019-42-6 | C15H30O |
| 2-戊基环戊酮 | 2-pentyl-cyclopentanone | 4819-67-4 | C10H18O |
| 2-戊基环戊烷甲醛 | 2-Pentylcyclopentanecarbaldehyde | 84604-58-0 | C11H20O |
| 2-戊基环戊烷-1-醇 | 2-pentyl-1-cyclopentanol | 84560-00-9 | C10H20O |
| 2-戊基环戊-2-烯-1-醇乙酸酯 | Acetic acid;2-pentylcyclopent-2-en-1-ol | 108056-54-8 | C12H22O3 |
| 2-戊基环己烷-1,3-二酮 | 2-pentyl-cyclohexane-1,3-dione | 63589-01-5 | C11H18O2 |
| 2-戊基环己-2-烯-1-酮 | 2-Pentyl-2-cyclohexen-1-one | 25435-63-6 | C11H18O |
| 2-戊基环己-1-酮 | 2-pentylcyclohexanone | 32362-97-3 | C11H20O |
| 2-戊基-3-乙烯基环戊烷-1-酮 | 3-Ethenyl-2-pentylcyclopentan-1-one | 75351-26-7 | C12H20O |
| 2-戊基-2-环戊烯-1-酮 | 2-pentyl-2-cyclopenten-1-one | 25564-22-1 | C10H16O |
| 2-戊亚基环己烷-1-酮 | 2-Pentylidenecyclohexan-1-one | 25677-40-1 | C11H18O |
| 2-异硫氰酸基-4,6-二甲氧基嘧啶 | 4,6-dimethoxy-2-isothiocyanatopyrimidine | 110860-38-3 | C7H7N3O2S |
| 2-异硫氰基-1-苯基乙酮 | Phenacyl isothiocyanate | 40046-25-1 | C9H7NOS |
| 2-异氰酸基-4,6-二甲氧基嘧啶 | 2-isocyanato-4,6-dimethoxypyrimidine | 111284-03-8 | C7H7N3O3 |
| 2-异丙烯基环戊烯-1-甲醛 | isopropenyl-2 cyclopentenecarbaldehyde-1 | 104703-56-2 | C9H12O |
| 2-异丙烯基环己酮乙烯缩酮 | 2-isopropenylcyclohexanone ethylene ketal | 42798-04-9 | C11H18O2 |
| 2-异丙烯基-4-甲氧基嘧啶 | 2-isopropenyl-4-methoxy-pyrimidine | 64958-64-1 | C8H10N2O |
| 2-异丙烯基-3-甲基-3-丁烯酸乙酯 | ethyl 2-isopropenyl-3-methyl-3-butenoate | 109911-85-5 | C10H16O2 |