| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 42208-39-9 | | 5-chloro-8-((dihydroxybismuthino)oxy)-quinolin | | | | |
| 42208-55-9 | | -2-propenamide and 2-propenenitrile | | | | |
| 42208-99-1 | C.I.酸性黄207 | C.I. Acid yellow 207 | | | | |
| 4221-03-8 | 5-羟基戊醛 | 5-hydroxypentanal | C5H10O2 | 102.13 | | 115-122℃ |
| 4221-68-5 | 1,1-双(3-环己基-4-羟苯基)环己烷 | 1,1-bis(3-cyclohexyl-4-hydroxyphenyl)cyclohexane | | | | |
| 4221-80-1 | 3,5-二(1,1-二甲基乙基)-4-羟基苯甲酸-2,4-二(1,1-二甲乙基)苯(酚)酯 | Benzoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, 2,4-bis(1,1-dimethylethyl)phenyl ester | C29H42O3 | | | |
| 4221-95-8 | 八甲氧基三硅氧烷 | octamethoxy trisiloxane | | | | |
| 4221-98-1 | (R)-5-异丙基-2-甲基-1,3-环己二烯 | 3-Cyclohexadiene, 2-methyl-5-(1-methylethyl)-, (R)-1 | C10H16 | 136.23 | | |
| 4221-99-2 | | (S)-(+)-sec-butanol | C4H10O | 74.12 | -114℃ | 99-100℃ |
| 42212-19-1 | 6-氨基-3-甲基-1-苯基嘧啶-2,4(1h,3h)-二酮 | 6-amino-3-methyl-1-phenylpyrimidine-2,4(1h,3h)-dione | | | | |
| 42212-75-9 | | diethyl 2-oxoheptane-1,7-dicarboxylate | | | | |
| 42214-32-4 | | 3'-amino-3'-deoxythymidine 5'-monophosphate | | | | |
| 42216-58-0 | | (R,S)-1,1,1,3-Tetranitro-2-methylpropane | C4H6N4O8 | 238.11 | | |
| 42216-95-5 | | 2-bromo-1,1,1-triethoxypropane | | | | |
| 42217-02-7 | | chloroeicosane | C20H41Cl | 316.99 | | |
| 42217-03-8 | | chlorodocosane | | | | |
| 4222-02-0 | 4,5,7-三羟基-3-苯基香豆素 | 4,5,7-trihydroxy-3-phenylcoumarin | | | | |
| 4222-20-2 | | 1-b]pyran, 3,3-diphenyl-3h-naphtho[ | | | | |
| 4222-21-3 | | 3-chloro-3-methyl-3H-diazirine | C2H3ClN2 | 90.51 | | |
| 4222-23-5 | | 3-bromo-3-methyl-3H-diazirine | C2H3BrN2 | 134.96 | | |
| 4222-29-1 | | 1,2-Oxazetidine,4,4-difluoro-3-(difluoromethylene)-2-(trifluoromethyl) | C4F7NO | 211.04 | | |
| 4222-96-2 | 左炔诺孕酮ep杂质n | levonorgestrel ep impurity n | | | | |
| 42220-21-3 | | iodocholesterol (131 i) | | | | |
| 42220-47-3 | | (1-hydroxyethylidene)bis-phosphonic aci compd. with 2-aminoethanol | | | | |
| 42220-67-7 | | 2,3,4,5-tetraphenyl-2,4-cyclopentadienol | | | | |
| 42220-77-9 | 2'-羟基-2-甲氧基查尔酮 | 2'-hydroxy-2-methoxychalcone | | | | |
| 42221-52-3 | 2,3,4,5-四氯苯甲酰氯 | 2,3,4,5-Tetrachloro benzoyl chloride | | | | |
| 42222-06-0 | | n-tert-butylacetoacetamide | | | | |
| 42222-36-6 | | benzoic acid, 2,2'-[1,4-phenylenebis[iminocarbonyl(2-hydroxy-3,1-naphthalenediy | | | | |
| 42222-50-4 | (Z)-2,2二甲基-1,3-丙二醇二-9-十八碳烯酸酯 | 9-Octadecenoic acid (Z)-, 2,2-dimethyl-1,3-propanediyl ester | C41H76O4 | | | |
| 42223-02-9 | | carboxymethyltrimethyl-ammoniu chloride ester with 2-hydroxymethyl-5-methox | | | | |
| 42223-03-0 | | y-2- (p-methoxyphenyl)-1,3-indandione | | | | |
| 42223-04-1 | | carboxymethyltrimethyl-ammoniu chloride ester with 4-chloro-2-hydroxymethyl | | | | |
| 42223-05-2 | | carboxymethyltrimethyl-ammoniu chloride ester with 5-chloro-2-hydroxymethyl | | | | |
| 42223-06-3 | | carboxymethyltrimethyl-ammoniu chloride ester with 2-hydroxymethyl-2-phenyl | | | | |
| 42223-07-4 | | ethanaminium, 2-((2,3-dihydro-2-(4-methoxyphenyl)-1,3-dioxo-1h-inden-2-yl)metho | | | | |
| 42223-36-9 | | 3-indandione, 2,2'-(p-phenylene)bis(2-methylamino- dihydrochloride | | | | |
| 42223-37-0 | | 3-indandione, 2,2'-(p-phenylene)bis(2-ethylamino- dihydrochloride | | | | |
| 42223-38-1 | | 3-indandione, 2,2'-(m-phenylene)bis(2-methylamino- dihydrochloride | | | | |
| 42223-39-2 | | 3-indandione, 2,2'-(m-phenylene)bis(2-ethylamino- dihydrochloride | | | | |
| 42224-53-3 | | 2-HYDROXYCHALCONE | | | | |
| 42225-04-7 | 2-氨基-3-氰基-6-甲基-4,5,6,7-四氢-1-苯并噻吩 | 2-amino-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carbonitrile | | | | |
| 422269-95-2 | 5,5'-(蒽-9,10-取代)双间苯二甲酸 | 5,5'-(anthracene-9,10-diyl)diisophthalicacid | | | | |
| 422270-29-9 | | (R)-1-(4-fluorobenzyl)-3-methylpiperazine | | | | |
| 42228-16-0 | | 4-(dimethoxymethyl)-benzoic aci methyl ester | C11H14O4 | 210.22 | | 144℃(3 t |
| 42228-32-0 | 6'-[乙基(4-甲基苯基)氨基]-2'-甲基-螺[异苯并呋喃-1(3H),9'-(9H)占吨]-3-酮 | 9'-(9H)xanthen]-3-one, 6'-[ethyl(4-methylphenyl)amino]-2'-methyl-Spiro[isobenzofuran-1(3H) | C30H25NO3 | | | |
| 42228-65-9 | | n-[5-(acetylamino)-2-methoxyphenyl]-n-ethyl-beta-alanin 2-methoxyethyl est | | | | |
| 42228-92-2 | | 4,5-dihydro-alpha-amino-3-chloro-, (s-(r*,r*))-5-isoxazoleacetic aci | C5H7ClN2O3 | 178.57 | | |
| 422280-49-7 | | 2-[4-(4-chlorophenyl)-tetrahydro-2h-pyran-4-yl]acetic acid | | | | |
| 422280-53-3 | 1-(2-硝基苯基)环丙烷甲酸 | 1-(2-nitrophenyl)cyclopropanecarboxylic acid | | | | |
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