| 1 | 5523-19-3 | Boron Trichloride-Methyl Sulfide Complex | C2H6BCl3S | 179.3 | | |
| 2 | 5523-37-5 | Vallesiachotamine | C21H22N2O3 | 350.41 | 247-249 °C (decomp) | |
| 3 | 5523-47-7 | (15β,16Z,20ξ)-16,17-Didehydro-19-hydroxy-18,19-secoyohimban-16-methanol | C20H26N2O2 | 326.44 | | |
| 4 | 5523-49-9 | (15β,16E)-16,17,20,21-Tetradehydro-16-(hydroxymethyl)-18,19-secoyohimban-19-oic acid methyl ester | C21H24N2O3 | 352.43 | | |
| 5 | 5523-58-0 | 1-Ethyl-17-methoxyaspidospermidine | C22H32N2O | 340.5 | | |
| 6 | 5523-64-8 | Acetamide, N-[2-(10-methyl-11H-benzo[a]carbazol-9-yl)ethyl]- | C21H20N2O | 316.4 | | |
| 7 | 5523-90-0 | (5α)-1α-Isopropyl-4α-methylbicyclo[3.1.0]hexane | C10H18 | 138.25 | | |
| 8 | 5523-91-1 | [1R,4R,5R,(+)]-4-Methyl-1-(1-methylethyl)bicyclo[3.1.0]hexane | C10H18 | 138.25 | | |
| 9 | 5523-99-9 | 2(1H)-Naphthalenone, octahydro-4a,8a-dimethyl-, (4aR,8aS)-rel- | C12H20O | 180.29 | | |
| 10 | 55230-06-3 | 2,2-dichloro-N-{4'-[(dichloroacetyl)amino]-3,3'-dimethyl[1,1'-biphenyl]-4-yl}acetamide | C18H16Cl4N2O2 | 434.14384 | | |
| 11 | 55230-07-4 | N,N'-(3,3'-dimethyl-4,4'-biphenyldiyl)dibutanamide | C22H28N2O2 | 352.47 | | |
| 12 | 55230-25-6 | 5,6-Dihydro-2-methyl-2H-pyran | C6H10O | 98.14 | | |
| 13 | 55230-27-8 | (2-methyl-3,4-epoxytetrahydropyran | | | | |
| 14 | 55230-32-5 | 2H-Pyran-4-ol, tetrahydro-2-methyl-, (2R,4S)-rel- | C6H12O2 | 116.16 | | |
| 15 | 55230-47-2 | D-Homo-17a-oxaandrost-4-ene-3,17-dione deriv. of 2H-Phenanthro[2, 1-b] pyran | C19H26O4 | 318.41 | | |
| 16 | 55230-56-3 | tris(pentane-2,4-dionato-O,O')plutonium | C15H24O6Pu | 544.34746 | | |
| 17 | 552301-41-4 | N-(5-Acetyl-2-fluorophenyl)acetamide | | | | |
| 18 | 552301-45-8 | methyl2-(4-(2-hydroxyethyl)phenyl)-2-methylpropanoate | C12H16O3 | 208.25 | | |
| 19 | 552302-13-3 | 4-Penten-2-amine,5-(5-ethoxy-3-pyridinyl)-N-methyl-,(2R,4E)-(9CI) | C13H20N2O | 220.31 | | |
| 20 | 552302-70-2 | (3β,20S)-4,4,20-Trimethyl-21-[[tris(isopropyll)silyl]oxy]-pregn-5-en-3-ol 3-Benzoate | C40H64O3Si | 621.02 | | |
| 21 | 552302-71-3 | (3β,20S)-21-O-Tosyl-4,4,20-trimethyl-pregna-5,7-diene-3,21-diol 3-Benzoate | C38H48O5S | 616.85 | | |
| 22 | 552308-03-9 | 2H-Pyran-2-one, 3-fluoro-5,6-dihydro-4-(2-hydroxyethyl)- (9CI) | C7H9FO3 | 160.14 | | |
| 23 | 552308-93-7 | Acetamide, 2-[(5-ethyl-1,4-dihydro-6-methyl-4-oxo-2-pyrimidinyl)thio]- (9CI) | C9H13N3O2S | 227.28 | | |
| 24 | 552309-42-9 | 2-[(5-ethyl-1,6-dihydro-4-methyl-6-oxo-2-pyrimidinyl)thio]-N-[4-(4-methoxyphenyl)-2-thiazolyl]-acetamide | C19H20N4O3S2 | 416.52 | 211-212°C (dec.) | |
| 25 | 552309-81-6 | 4(1H)-Pyrimidinone,5-ethyl-6-methyl-2-[(2-methylpropyl)thio]-(9CI) | C11H18N2OS | 226.34 | | |
| 26 | 55231-08-8 | 1,4-Benzenedicarboxylic acid, 1,4-dimethyl ester, polymer with 1,4-butanediol and hexanedioic acid | C20H30O10 | 430.45 | | |
| 27 | 55231-26-0 | Hexanedioic acid, polymer with 2-oxepanone and 2,2'-oxybis[ethanol] | C16H30O9 | 366.404 | | |
| 28 | 55231-29-3 | titanium bis(hexane-1,6-diolate) | C12H24O4Ti | 280.18356 | | |
| 29 | 55231-63-5 | Benzene, 1,4-bis(bromomethyl)-2,5-diethyl- | C12H16Br2 | 320.06 | | |
| 30 | 55231-64-6 | pentakis(bromomethyl)benzene | C11H11Br5 | 542.72 | | |
| 31 | 552314-85-9 | 4-(5-bromo-1H-indol-3-yl)-2-butanone | C12H12BrNO | 266.13 | 84-86° | |
| 32 | 552314-94-0 | 1,3,2-Dioxaborolane-2-methanamine, α-(2,2-difluoroethyl)-4,4,5,5-tetramethyl- | C9H18BF2NO2 | 221.05 | | |
| 33 | 55232-36-5 | 1,4-Diphenyl-2,3-bis(hydroxyimino)butane-1,4-dione | C16H12N2O4 | 296.28 | | |
| 34 | 55232-37-6 | 1,4-Bis(4-fluorophenyl)-2,3-bis(hydroxyimino)-1,4-butanedione | C16H10F2N2O4 | 332.26 | | |
| 35 | 55232-38-7 | 3,4-Furazandiylbis[(4-fluorophenyl)methanone] | C16H8F2N2O3 | 314.24 | | |
| 36 | 55232-39-8 | N-(Dibenzofuran-2-yl)acetamide | C14H11NO2 | 225.24 | | |
| 37 | 552321-02-5 | 6,7-Difluoro-2-tetralone | C10H8F2O | 182.17 | | |
| 38 | 552321-24-1 | Benzene, 4-[2-(4-butylphenyl)ethynyl]-2-fluoro-1-isothiocyanato- | C19H16FNS | 309.4 | | |
| 39 | 552325-16-3 | A-443654 | C24H23N5O | 397.47 | | |
| 40 | 552325-73-2 | (2S)-1-{[5-(3-Methyl-2H-indazol-5-yl)-3-pyridinyl]oxy}-3-phenyl-2-propanamine | C22H22N4O | 358.44 | | |
| 41 | 55233-05-1 | TERT-BUTYL 2-CHLORO-5-NITROBENZOATE | C11H12ClNO4 | 257.67 | | |
| 42 | 55233-36-8 | 3,5,6-TRICHLORO-N-METHYLPYRAZIN-2-AMINE | C5H4Cl3N3 | 212.46 | | |
| 43 | 55233-58-4 | 6-Chloro-3,5-difluoro-N,N-dimethylpyrazin-2-amine | C6H6ClF2N3 | 193.58 | | |
| 44 | 55233-81-3 | 3,3-dichloroprop-2-en-1-amine hydrochloride | C3H6Cl3N | 162.44 | 249-250 °C | |
| 45 | 55233-97-1 | Cyclohexaneacetic acid, 3,3-dimethyl-α,2-dioxo-, ethyl ester | C12H18O4 | 226.27 | | |
| 46 | 552330-25-3 | 5-broMopyridin-3-yl Acetate | C7H6BrNO2 | 216.03 | | |
| 47 | 552330-28-6 | 3-Bromo-5-(2-pyridin-4-yl-vinyl)-pyridine | C12H9BrN2 | 261.12 | | |
| 48 | 552330-30-0 | 5-(2-Pyridin-4-yl-vinyl)-pyridin-3-ylamine | C12H11N3 | 197.23584 | | |
| 49 | 552330-86-6 | 5-bromoisoindolin-1-one | C8H6BrNO | 212.04 | 267 °C | |
| 50 | 552330-87-7 | 6-bromocinnolin-4(1H)-one | C8H5BrN2O | 225.04 | | |
| 51 | 552330-88-8 | 6-bromo-4-hydrazinyl-Cinnoline | C8H7BrN4 | 239.07 | >300 °C | |
| 52 | 552330-93-5 | 6-BROMO-3-HYDROXYQUINOLINE-4-CARBOXYLIC ACID | C10H6BrNO3 | 268.06 | | |
| 53 | 552330-94-6 | 6-bromoquinolin-3-ol | C9H6BrNO | 224.05 | | |
| 54 | 552331-00-7 | 4-IODOPYRIDIN-2-AMINE | C5H5IN2 | 220.01107 | | |
| 55 | 552331-02-9 | Imidodicarbonic acid, 2-(4-ethenyl-2-pyridinyl)-, 1,3-bis(1,1-dimethylethyl) ester | C17H24N2O4 | 320.38 | | |
| 56 | 552331-05-2 | 6-Bromo-1,3-dichloroisoquinoline | C9H4BrCl2N | 276.94 | 124-128 °C | |
| 57 | 552331-06-3 | 6-BROMO-3-CHLOROISOQUINOLINE | C9H5BrClN | 242.5 | | |
| 58 | 552331-12-1 | N-Boc-6-broMoisoquinolin-1-aMine | C14H15BrN2O2 | 323.19 | | |
| 59 | 552331-15-4 | 1-(5-Bromo-2-fluorophenyl)ethanol | C8H8BrFO | 219.05 | | |
| 60 | 552331-16-5 | 5-Bromo-3-methyl-1H-indazole | C8H7BrN2 | 211.06 | | |
| 61 | 552331-21-2 | Methanone, (5-broMo-2-fluorophenyl)-1H-pyrrol-2-yl- | C11H7BrFNO | 268.08 | | |
| 62 | 552331-28-9 | 1H-Indazole,5-broMo-3-(4-Morpholinyl)- | C11H12BrN3O | 282.14 | | |
| 63 | 552331-30-3 | 5-bromo-1,3-dimethyl-1H-indazole | C9H9BrN2 | 225.09 | | |
| 64 | 552331-32-5 | 1H-Indazol-3-aMine,5-broMo-N,N-diMethyl- | C9H10BrN3 | 240.0998 | | |
| 65 | 552331-36-9 | 6-TRIMETHYLSTANNANYLISOQUINOLINE | C12H15NSn | 291.96 | | |
| 66 | 552331-43-8 | 7-CHLORO-PYRIDO[2,3-D]PYRIMIDIN-4-OL | C7H4ClN3O | 181.58 | | |
| 67 | 552331-44-9 | 4,7-Dichloropyrido[2,3-d]pyrimidine | C7H3Cl2N3 | 200.02 | | |
| 68 | 552331-47-2 | [1-BenzyloxyMethyl-2-(5-broMo-pyridin-3-yloxy)-ethyl]-carbaMic acid tert-butyl ester | C20H25BrN2O4 | 437.33 | | |
| 69 | 552331-49-4 | 1-BOC-5-BROMO-INDAZOLE | C13H15BrN2O2 | 311.17 | | |
| 70 | 552331-57-4 | Pyridine, 4-ethenyl-2-fluoro- (9CI) | C7H6FN | 123.1276432 | | |
| 71 | 552331-66-5 | (2,6-Difluoro-pyridin-3-yl)-pyridin-4-yl-methanone | C11H6F2N2O | 220 | | |
| 72 | 552331-67-6 | 6-Fluoro-3-(pyridin-4-yl)-1H-pyrazolo[3,4-b]pyridine | C11H7FN4 | 214.2 | | |
| 73 | 552331-73-4 | 3-Bromo-5-(4-methoxybenzyloxy)pyridine | C13H12BrNO2 | 294.14 | | |
| 74 | 552331-77-8 | [4-Formyl-5-(4-methoxy-benzyloxy)-pyridin-3-yl]-carbamic acid tert-butyl ester | C19H22N2O5 | 358 | | |
| 75 | 552331-85-8 | 3-Pyridinethiol, 5-bromo- | C5H4BrNS | 190.06 | | |
| 76 | 552331-87-0 | 7-BROMO-2-METHYLQUINAZOLINE | C9H7BrN2 | 223.07 | | |
| 77 | 552331-93-8 | 1H-Benzotriazole-1-carboxylic acid, 5-bromo-, 1,1-dimethylethyl ester | C11H12BrN3O2 | 298.14 | | |
| 78 | 552332-04-4 | 3-(Trifluoromethoxy)phenylmagnesium bromide 0.5 in THF | C7H4BrF3MgO | 265.33 | | |
| 79 | 552332-14-6 | Thieno[2,3-c]pyridine, 4-phenyl- (9CI) | C13H9NS | 211.28 | | |
| 80 | 552332-19-1 | 5-Bromo-3,3-difluoro-1,3-dihydro-indol-2-one | C8H4BrF2NO | 248.02 | | |
| 81 | 552332-71-5 | DB07107 | C23H22N4O | | | |
| 82 | 552333-33-2 | 7-BROMO-1H-ISOCHROMENE-1,3(4H)-DIONE | C9H5BrO3 | 241.04 | | |
| 83 | 5523331-16-5 | 5-bromo-3-methyl-1H-carbazole | C13H10BrN | 260.1292 | | |
| 84 | 552334-87-9 | Acetamide, N-(cyanomethyl)-2,2,2-trifluoro-N-[2-(methylsulfonyl)ethyl]- | C7H9F3N2O3S | 258.22 | | |
| 85 | 552335-44-1 | (1R,2S)-ethyl 1-((2S,4R)-1-((S)-2-(((tert-butoxy)carbonyl)amino)non-8-enoyl)-4-hydroxypyrrolidine-2-carboxamido)-2-vinylcyclopropanecarboxylate | C27H43N3O7 | 521.65 | | |
| 86 | 552335-47-4 | L-Proline, 1-[(2S)-2-[[(1,1-dimethylethoxy)carbonyl]amino]-1-oxo-8-nonen-1-yl]-4-hydroxy-, (4R)- | C19H32N2O6 | 384.47 | | |
| 87 | 552335-71-4 | (S)-N-Boc-2-(5'-hexyl)glycine | C13H23NO4 | 257.33 | | |
| 88 | 552335-91-8 | 1,4,6-TRIMETHYLPYRIMIDIN-1-IUM | C7H11N2+ | 123.18 | | |
| 89 | 552336-46-6 | 2-Propenoic acid, 3-[(4S,5S)-2-oxido-5-undecyl-1,3,2-dioxathiolan-4-yl]-, 2,2,2-trichloroethyl ester, (2E)- | C18H29Cl3O5S | 463.84 | | |
| 90 | 552337-17-4 | Cyclopropanecarboxylic acid, 1-(benzoylamino)-2,2-dimethyl-, methyl ester | C14H17NO3 | 247.29 | | |
| 91 | 552337-94-7 | H-Glu-Val-Asn-Sta-Val-Ala-Glu-Phe-NH2|GL 189 | C44H70N10O14 | 963.1 | | |
| 92 | 552338-18-8 | 1-Amino-4,4-dimethylpentan-3-ol | C7H17NO | 131.22 | | |
| 93 | 55234-03-2 | Cyclohexanone, 2-bromo-2,6-dimethyl- | C8H13BrO | 205.09 | | |
| 94 | 55234-12-3 | 3-formyl-2,2,5,5-tetramethylthiazolidine-4-carboxylic acid | C9H15NO3S | 217.2853 | | |
| 95 | 55234-18-9 | 3-formyl-2,2-dimethylthiazolidine-4-carboxylic acid | C7H11NO3S | 189.23 | | |
| 96 | 55234-20-3 | 2,2,5,5-tetramethylthiazolidine-4-carboxylic acid | C8H15NO2S | 189.2752 | | |
| 97 | 55234-28-1 | 4-Pyrimidinamine, 1,2,5,6-tetrahydro-1,2-diphenyl-, 3-oxide | C16H17N3O | 267.33 | | |
| 98 | 55234-29-2 | 4-Pyrimidinamine, 1,2,5,6-tetrahydro-1-phenyl-2-propyl-, 3-oxide | C13H19N3O | 233.31 | | |
| 99 | 55234-37-2 | Phosphonic acid, (3-bromo-2-oxopropyl)-, diethyl ester (9CI) | C7H14BrO4P | 273.06 | | |
| 100 | 55234-56-5 | 4-(4-METHOXYPHENYL)-4-OXOBUTANENITRILE | C11H11NO2 | 189.21 | | |
| 101 | 55234-57-6 | 4-Oxo-4-tolylbutanenitrile | C11H11NO | 173.21 | | |
| 102 | 55234-58-7 | 3-aminopyridine-2-carbaldehyde | C6H6N2O | 122.12 | 118-120°C | |
| 103 | 55234-59-8 | 2-Methyl-1,5-naphthyridine-3-carboxylic acid ethyl ester | C12H12N2O2 | 216.24 | | |
| 104 | 55234-60-1 | 1-(2-methyl-1,5-naphthyridin-3-yl)ethanone | C11H10N2O | 186.21 | | |
| 105 | 55234-61-2 | 1,2-Dihydro-2-oxo-1,5-naphthyridine-3-carboxylic acid ethyl ester | C11H10N2O3 | 218.21 | | |
| 106 | 55234-64-5 | 1,2-Dihydro-2-oxo-1,7-naphthyridine-3-carboxylic acid ethyl ester | C11H10N2O3 | 218.21 | | |
| 107 | 55234-66-7 | 1,2-Dihydro-2-oxo-1,7-naphthyridine-3-carbonitrile | C9H5N3O | 171.16 | | |
| 108 | 55234-67-8 | 55234-67-8 | | | | |
| 109 | 55234-68-9 | 2-Chloro-1,5-naphthyridine-3-carboxylic acid ethyl ester | C11H9ClN2O2 | 236.65 | | |
| 110 | 55234-72-5 | 1,2-Dihydro-2-oxo-1,5-naphthyridine-3-carbonitrile | C9H5N3O | 171.16 | | |
| 111 | 55235-17-1 | BORANE-PIPERAZINE | C4H10BN2 | 96.9466 | | |
| 112 | 55235-22-8 | 7,9-dimethylguanine | C7H11N5O | 181.2 | | |
| 113 | 55235-83-1 | 1-Tridecene, 3-methylene- | C14H26 | 194.36 | | |
| 114 | 55236-22-1 | N-(2,3-epoxypropyl)-N-ethyl-m-tolylamine | C12H17NO | 191.27 | | |
| 115 | 55236-56-1 | Phosphinic fluoride, P-(1,1-dimethylethyl)-P-phenyl- | C10H14FOP | 200.19 | | |
| 116 | 55236-57-2 | Phosphinic fluoride, (1,1-dimethylethyl)[4-(1,1-dimethylethyl)phenyl]- (9CI) | C14H22FOP | 256.3 | | |
| 117 | 55238-18-1 | N-(2-Chlorophenyl)-N-propylamine | C9H12ClN | 169.65 | | |
| 118 | 55239-75-3 | Carbamic chloride, N-(4-chlorophenyl)-N-methyl- | C8H7Cl2NO | 204.05 | | |
| 119 | 55239-76-4 | N-(2-chlorophenyl)-N-methylcarbamoyl chloride | C8H7Cl2NO | 204.05 | | |