| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 273930-54-4 | 4,5-二氯-1,3-二氢-2h-苯并[d]咪唑-2-酮 | 4,5-dichloro-1,3-dihydro-2h-benzo[d]imidazol-2-one | | | | |
| 273931-53-6 | | 1-myristoyl-2-(4-nitrophenylsuccinyl)
-sn-glycero-3-phosphocholine | | | | |
| 273939-87-0 | | 2-(benzo[d]thiazol-6-yloxy)acetic acid | | | | |
| 27396-56-1 | | Dichloronitrosylbis(triphenylphosphine)iridium | C36H30Cl2IrNOP2 | 817.70 | | |
| 27397-05-3 | | n,n,n',n'-tetramethyl-suberamid | | | | |
| 27398-39-6 | 3-氯吡嗪-2-甲酸 | 3-chloropyrazine-2-carboxylic acid | | | | |
| 27398-52-3 | 2-(5-四唑基)-4-溴苯胺 | 4-bromo-2-(5-tetrazolyl)aniline | | | | |
| 274-07-7 | 儿茶酚硼烷 | 1,3,2-benzodioxaborole | C6H5BO2 | 119.91 | | |
| 274-09-9 | 1,3-苯并间二氧杂环戊烯 | 1,3-Benzodioxole | C7H6O2 | 122.12 | -18-173℃ | 172-173℃ |
| 274-30-6 | 1,3-苯并二硫杂戊环 | 1,3-benzodithiole | | | | |
| 274-40-8 | 吡咯并[1,2-a]吡啶 | pyrrolo[1,2-a]pyridine | | | | |
| 274-45-3 | 吡咯并[1,2-a]吡嗪 | pyrrolo[1,2-a]pyrazine | | | | |
| 274-47-5 | 咪唑并[1,5-a]吡啶 | imidazo[1,5-a]pyridine | | | | |
| 274-49-7 | 咪唑并[1,5-a]吡嗪 | imidazo[1,5-a]pyrazine | | | | |
| 274-56-6 | 吡唑并[1,5-a]吡啶 | pyrazolo[1,5-a]pyridine | | | | |
| 274-59-9 | | [1,2,3]Triazolo[1,5-a]pyridine | C6H5N3 | 119.12 | | |
| 274-71-5 | 吡唑并[1,5-a]嘧啶 | pyrazolo[1,5-a]pyrimidine | | | | |
| 274-76-0 | | imidazo(1,2-a)pyridine | C7H6N2 | 118.14 | | 103℃(1 t |
| 274-78-2 | 咪唑并[1,2-c]嘧啶 | imidazo[1,2-c]pyrimidine | | | | |
| 274-79-3 | | Imidazo[1,2-a]pyrazine | C6H5N3 | 119.12 | | |
| 274-80-6 | | [1,2,4]Triazolo[4,3-a]pyridine | C6H5N3 | 119.12 | | |
| 274-82-8 | 1,2,4-三唑并[4,3-a]吡嗪 | 1,2,4-triazolo[4,3-a]pyrazine | | | | |
| 274-85-1 | | [1,2,4]Triazolo[1,5-a]pyridine | C6H5N3 | 119.12 | | |
| 274-87-3 | | Tetrazolo[1,5-a]pyridine | C5H4N4 | 120.11 | | |
| 274-89-5 | | Tetrazolo[1,5-b]pyridazine | C4H3N5 | 121.10 | | |
| 274-95-3 | | Imidazo[1,2-a]pyrimidine | C6H5N3 | 119.12 | | |
| 274-98-6 | | [1,2,4]Triazolo[4,3-a]pyrimidine | C5H4N4 | 120.11 | | |
| 2740-04-7 | | 8-((dimethylamino)methyl)-7-methoxy-3-methyl-flavon hydrochloride | | | | |
| 2740-08-1 | | p,p-bis(1-aziridinyl)-n-(2,6-dichloro-4-pyrimidinyl)-phosphinic amid | | | | |
| 2740-11-6 | | p,p-bis(1-aziridinyl)-n-(5-bromo-4-pyrimidinyl)-phosphinic amid | | | | |
| 2740-16-1 | | acetic acid, 2,2-diphenyl-2-methoxy-, (3-(diethylamino)propyl) ester, hydrochlo | | | | |
| 2740-17-2 | | acetic acid, 2,2-diphenyl-2-ethoxy-, (3-(diethylamino)propyl) ester, hydrochlor | C23H32ClNO3 | 405.96 | | |
| 2740-25-2 | | 2-propionyl-3-indandione | | | | |
| 2740-52-5 | | anagestone | | | | |
| 2740-81-0 | 2-氯苯基异氰酸酯 | 2-chlorophenyl isothiocyanate | C7H4ClNS | 169.62 | | 260-262℃ |
| 2740-83-2 | 3-(三氟甲基)苯甲胺 | 3-(trifluoromethyl)benzylamine | C8H8F3N | 175.15 | | |
| 2740-87-6 | | 4-fluorobenzyl thiocyanate | | | | |
| 2740-88-7 | | 4-fluorobenzyl isothiocyanate | C8H6FNS | 167.20 | | |
| 2740-93-4 | n-methyl-n′-(4-methylphenyl)thiourea | | | | | |
| 2740-94-5 | 1-苄基-3-甲基-2-硫代脲 | 1-benzyl-3-methyl-2-thiourea | | | | |
| 27400-23-3 | | Bis(2,2'-bipyridine)nitratocopper(II)-nitrate monohydrate | C20H18CuN6O7 | 517.94 | | |
| 27401-06-5 | 2-甲基-2-丙烯酸与2-甲基-2-丙烯酸十八烷基酯的聚合物 | 2-Propenoic acid, 2-methyl-, polymer with octadecyl 2-methyl-2-propenoate | (C22H42O2·C4H6O2)x | | | |
| 27401-12-3 | | 2-propenoic acid, 2-ethylhexyl ester, polymer with 2-propenamide | | | | |
| 27401-61-2 | 甲基丙烯酸与丙烯酸丁酯和丙烯腈的聚合物 | 2-Propenoic acid, 2-methyl-, polymer with butyl 2-propenoate and 2-propenenitrile | (C7H12O2·C4H6O2·C3H3N)x | | | |
| 27402-31-9 | | 5-(4-chloro-benzylidene)-pyrimidine-2,4,6-trione | | | | |
| 27402-32-0 | | 5-(3-nitro-benzylidene)-pyrimidine-2,4,6-trione | | | | |
| 27402-47-7 | | benzalbarbituricacid | | | | |
| 27402-68-2 | | 9'-[9h]xanthen]-3-one, 3',6'-dihydroxy-6-nitro-spiro[isobenzofuran-1(3h | | | | |
| 27404-31-5 | 苯并呋喃-3-乙胺 | 2-(benzofuran-3-yl)ethanamine | | | | |
| 27404-32-6 | | 2-(benzofuran-3-yl)ethanamine hydrochloride | | | | |
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