| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-唑烷酮 | dimethylenecyclourethane | 497-25-6 | C3H5NO2 |
| 2-哌啶苯甲酸 | 2-(piperidin-1-yl)benzoic acid | 42093-97-0 | C12H15NO2 |
| 2-哌啶羧酸,4-羟基-,(2S,4S)- | —— | 4067-14-5 | C11H14AlO2 |
| 2-哌啶甲酸甲酯 | methyl pipecolinate | 41994-45-0 | C7H13NO2 |
| 2-哌啶基噻唑 | 2-Piperidino-thiazol | 4175-70-6 | C8H12N2S |
| 2-哌啶-4-基-1H-苯并咪唑-5-腈 | 2-piperidin-4-yl-1H-benzoimidazole-5-carbonitrile | 401568-55-6 | C13H14N4 |
| 2-哌啶-1-甲基丙烯酸 | 2-(1-Piperidino)methacrylsaeure | 4969-03-3 | C9H15NO2 |
| 2-咪唑烷酮-4-羧酸 | (S)-2-oxoimidazolidine-4-carboxylic acid | 41371-53-3 | C4H6N2O3 |
| 2-咪唑并[1,2-a]嘧啶-7-丙烷-2-醇 | 2-(imidazo[1,2-a]pyrimidin-7-yl)propan-2-ol | 461451-35-4 | C9H11N3O |
| 2-咪唑并[1,2-a]吡啶-2-乙胺 | 2-(2-aminoethyl)imidazo<1,2-a>pyridine | 43170-96-3 | C9H11N3 |
| 2-咪唑并[1,2-B][1,2,4]三嗪-7-丙烷-2-醇 | 2-(imidazo[1,2-b][1,2,4]triazin-3-yl)-propan-2-ol | 425379-11-9 | C8H10N4O |
| 2-咪唑并[1,2-A]吡啶-4-苯硼酸频哪醇酯 | 2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]imidazo[1,2-a]pyridine | 461701-10-0 | C19H21BN2O2 |
| 2-呋喃酸戊酯 | 2-furoic acid n-pentyl ester | 4996-48-9 | C10H14O3 |
| 2-呋喃羰基异氰酸酯 | 2-furoyl isocyanate | 4340-42-5 | C6H3NO3 |
| 2-呋喃硼酸 | 4-formyl-3-thiopheneboronic acid | 4347-32-4 | C5H5BO3S |
| 2-呋喃硫代羧酸 | furan-2-thiocarboxylic acid | 4741-45-1 | C5H4O2S |
| 2-呋喃甲胺盐酸盐 | furan-2-ylmethanamine hydrochloride | 4753-68-8 | C5H7NO*ClH |
| 2-呋喃基(苯基)甲醇 | 2-furyl(phenyl)methanol | 4484-57-5 | C11H10O2 |
| 2-呋喃乙酸甲酯 | methyl furan-2-ylacetate | 4915-22-4 | C7H8O3 |
| 2-呋喃乙酸乙酯 | ethyl 2-furanacetate | 4915-21-3 | C8H10O3 |
| 2-呋喃丙氨酸 | 2-amino-3-(2-furyl)propanoic acid | 4066-39-1 | C7H9NO3 |
| 2-呋喃-2-基-乙酰胺 | 2-furanacetamide | 4915-16-6 | C6H7NO2 |
| 2-吡啶羧酸,6-(氯羰基乙酰基)-(9CI) | Isopetasin | 469-26-1 | C20H28O3 |
| 2-吡啶甲基alpha-乙基-alpha-甲基己酸酯盐酸盐 | (Pyridin-2-yl)methyl 2-ethyl-2-methylhexanoate--hydrogen chloride (1/1) | 42023-73-4 | C15H24ClNO2 |
| 2-吡啶基硫醚 | di-2-pyridyl sulfide | 4262-06-0 | C10H8N2S |
| 2-吡啶基甲基甲酸酯 | 2-pyridylmethyl formate | 401515-97-7 | C7H7NO2 |
| 2-吡啶丙烯酸2-[4-(4-氯苯基)-1-哌嗪基]乙酯 | Piperazine, 1-(4-chlorophenyl)-4-(2-(3-(2-pyridyl)acryloxy)ethyl)- | 4415-51-4 | C20H22ClN3O2 |
| 2-吡啶-3-基吡啶-4-胺 | [2,3']bipyridinyl-4-ylamine | 40963-62-0 | C10H9N3 |
| 2-吗啉基苯酚 | 2-morpholinophenol | 41536-44-1 | C10H13NO2 |
| 2-吗啉基苯并噻唑 | 4-(1,3-benzothiazol-2-yl)morpholine | 4225-26-7 | C11H12N2OS |
| 2-吗啉基吡啶-3-甲醛 | 2-morpholinonicotinaldehyde | 465514-09-4 | C10H12N2O2 |
| 2-吗啉乙磺酸 | 4-morpholineethanesulfonic acid | 4432-31-9 | C6H13NO4S |
| 2-吗啉-5-硝基苯甲酸 | 2-morpholino-5-nitrobenzoic acid | 4036-83-3 | C11H12N2O5 |
| 2-吗啉-4-基喹唑啉-4-胺 | 4-Amino-2-morpholino-chinazolin | 41078-28-8 | C12H14N4O |
| 2-吗啉-4-基-喹啉-4-羧酸 | 2-morpholinoquinoline-4-carboxylic acid | 449764-66-3 | C14H14N2O3 |
| 2-吗啉-4-基-2-吡啶-3-乙胺 | 2-morpholin-4-yl-2-pyridin-3-yl-ethylamine | 410544-52-4 | C11H17N3O |
| 2-吗啉-4-基-1-吡啶-3-基-乙酮 | 2-morpholin-4-yl-1-pyridin-3-yl-ethanone | 46440-89-5 | C11H14N2O2 |
| 2-吗啉-1-苯乙醇 | 2-morpholino-1-phenylethanol | 4432-34-2 | C12H17NO2 |
| 2-叠氮碘乙烷 | 1-azido-2-iodoethane | 42059-30-3 | C2H4IN3 |
| 2-叠氮基蒽醌 | 2-Azido-anthrachinon | 49545-73-5 | C14H7N3O2 |
| 2-叠氮基-6-硝基-1,3-苯并噻唑 | 2-azido-6-nitrobenzo<d>thiazol | 41471-09-4 | C7H3N5O2S |
| 2-叠氮基-4-氯苯甲酰氯 | 2-azido-4-chlorobenzoyl chloride | 40352-92-9 | C7H3Cl2N3O |
| 2-叠氮基-3-(噻吩-2-基)丙烯酸甲酯 | methyl 2-azido-3-(thiophen-2-yl)acrylate | 439113-19-6 | C8H7N3O2S |
| 2-叠氮-1-甲基-4-硝基苯 | 2-azido-1-methyl-4-nitrobenzene | 40515-19-3 | C7H6N4O2 |
| 2-叔丁氧基羰基氨基-5,5,5-三氟-4-甲基-戊酸 | 2-(tert-butoxycarbonylamino)-5,5,5-trifluoro-4-methylpentanoic acid | 409333-67-1 | C11H18F3NO4 |
| 2-叔丁氧基羰基氨基-4,4,4-三氟-3-甲基-丁酸 | Boc-DL-4,4,4-trifluorovaline | 409333-54-6 | C10H16F3NO4 |
| 2-叔丁基色烯-4-酮 | 2-(tert-butyl)-4H-chromen-4-one | 42327-15-1 | C13H14O2 |
| 2-叔丁基嘧啶-4-醇 | 2-t-butyl-3,4-dihydro-4-oxopyrimidine | 42351-88-2 | C8H12N2O |
| 2-叔丁基咪唑并[1,2-a]吡啶 | 2-(tert-butyl)imidazo[1,2-a]pyridine | 406207-65-6 | C11H14N2 |
| 2-叔丁基8a-甲基(8aS)-6-氧-1,2,3,4,6,7,8,8a-八氢异喹啉-2,8a-二羧酸酯 | 2-tert-butyl 8a-methyl (8aS)-6-oxo-1,2,3,4,6,7,8,8a-octahydroisoquinoline-2,8a-dicarboxylate | 445312-78-7 | C16H23NO5 |