Subcategory of Pharmaceuticals and APIs
Impurities and reference standards, page 139
More impurities and reference standards, most searched and traded first. Back to the impurities and reference standards overview
More impurities and reference standards
Showing 6,625 to 6,672 of 9,002 chemicals, most searched and traded first.
(17beta)-17-(1-Oxopropoxy)androsta-1,4-dien-3-oneCAS 977-32-2C22H30O3Request quotes
(1S,3R,4R)-4-Amino-3-(Boc-amino)-cyclohexanecarboxylic acid ethyl esterCAS 1392745-59-3C14H26N2O4Request quotes![(2RS)-1-[4-[[(2-Isopropoxyethoxy)methoxy]methyl]phenoxy]-3-isopropylaminopropan-2-ol chemical structure, C19H33NO5, CAS 1215342-36-1](/s/NGCBVUSSEGADND-UHFFFAOYSA-N.svg)
(2RS)-1-[4-[[(2-Isopropoxyethoxy)methoxy]methyl]phenoxy]-3-isopropylaminopropan-2-olCAS 1215342-36-1C19H33NO51 supplier
(4R,12aS)-7-(Benzyloxy)-N-(2,4-difluorobenzyl)-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido(1',2':4,5)pyrazino(2,1-b)(1,3)oxazine-9-carboxamideCAS 1206102-11-5C27H25F2N3O53 suppliers
(R)-3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)ethenyl)-1H-indoleCAS 180637-89-2C22H24N2O2SRequest quotes
(R)-8-(Benzyloxy)-5-(2-((5,6-diethyl-2,3-dihydro-1H-inden-2-yl)amino)-1-hydroxyethyl)quinolin-2(1H)-oneCAS 435273-75-9C31H34N2O31 supplier
(Z)-7-((1R,2R,3R,5S)-3,5-Dihydroxy-2-((E)-3-oxo-5-phenylpent-1-enyl)cyclopentyl)hept-5-enoic acidCAS 949564-89-0C23H30O5Request quotes![[(2R,3R,4R,5S,6S)-3,4,5-Triacetyloxy-6-[4-chloro-3-[(4-hydroxyphenyl)methyl]phenyl]oxan-2-yl]methyl acetate chemical structure, C27H29ClO10, CAS 1079083-63-8](/s/IPPDHWALLUPDNH-MMKSVXGCSA-N.svg)
[(2R,3R,4R,5S,6S)-3,4,5-Triacetyloxy-6-[4-chloro-3-[(4-hydroxyphenyl)methyl]phenyl]oxan-2-yl]methyl acetateCAS 1079083-63-8C27H29ClO10Request quotes
1-(2-Bromoethoxy)-2-(2,2,2-trifluoroethoxy)benzeneCAS 160969-00-6C10H10BrF3O23 suppliers
1-Cyclopentyl-4-nitrosopiperazineCAS 61379-66-6C9H17N3O3 suppliers
1-KetomirtazapineCAS 191546-96-0C17H17N3ORequest quotes
2-(1-Methylethenyl)-6-(1-methylethyl)phenolCAS 74926-89-9C12H16O1 supplier
2-(1,3-Thiazol-4-yl)ethan-1-olCAS 180207-28-7C5H7NOSRequest quotes
2-(4-tert-Butyl-2,6-dimethylphenyl)acetic acidCAS 854646-92-7C14H20O2Request quotes
2-Amino-N-(2,2,2-trifluoroethyl)acetamide hydrochloride (1:1)CAS 1171331-39-7C4H8ClF3N2O12 suppliers
2-Carbamoylpyridine-4-carboxylic acidCAS 160601-84-3C7H6N2O3Request quotes
2-Cyano-N-(2,4-dichloro-5-methoxyphenyl)acetamideCAS 846023-24-3C10H8Cl2N2O210 suppliers
2-Cyclopropyl-5-oxazolecarboxylic acidCAS 1263378-39-7C7H7NO3Request quotes
2-Piperidineacetic acid, alpha-phenyl-, hydrochloride (1:1)CAS 19395-40-5C13H18ClNO2Request quotes
2,2-((2-Hydroxypropane-1,3-diyl)bis(oxy-4,1-phenylene))diacetamideCAS 141650-31-9C19H22N2O5Request quotes![2,5-Oxazolidinedione, 4-[(4-hydroxyphenyl)methyl]-, (4S)- chemical structure, C10H9NO4, CAS 3415-08-5](/s/HOEAPYNDVBABMC-QMMMGPOBSA-N.svg)
2,5-Oxazolidinedione, 4-[(4-hydroxyphenyl)methyl]-, (4S)-CAS 3415-08-5C10H9NO42 suppliers
3-HydroxyisonicotinamideCAS 10128-73-1C6H6N2O21 supplier
3-Piperidin-4-yl-1H-quinolin-2-one, hydrochlorideCAS 855778-84-6C14H17ClN2O2 suppliers
4-(2-(tert-Butylamino)ethyl)-2-methylphenolCAS 132183-64-3C13H21NO2 suppliers
4-(Methoxymethyl)phenylacetic acidCAS 343880-24-0C10H12O3Request quotes
4-Chloro trazodone isomerCAS 157072-19-0C19H22ClN5ORequest quotes
5-(2-Fluorophenyl)-1H-pyrrole-3-carbonitrileCAS 1240948-77-9C11H7FN212 suppliers
5-(4-Bromophenyl)-6-hydroxy-4(1H)-pyrimidinoneCAS 706811-25-8C10H7BrN2O29 suppliers
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-carboxamideCAS 1169402-51-0C12H17BN2O33 suppliers
5-(Chloromethyl)-1,3-oxazoleCAS 172649-57-9C4H4ClNORequest quotes
5-Bromo-3-methoxypyridine-2-carboxylic acidCAS 1142191-66-9C7H6BrNO34 suppliers
5-Bromo-4-fluoro-1H-indazoleCAS 1082041-85-7C7H4BrFN23 suppliers
5'-O-AcetylribavirinCAS 58151-87-4C10H14N4O6Request quotes
6,6-Dimethyl-3-azabicyclo(3.1.0)hexaneCAS 943516-54-9C7H13N7 suppliers
6alpha,9-Difluoro-17-(((fluoromethyl)sulfanyl)carbonyl)-16alpha-methyl-3,11-dioxoandrosta-1,4-dien-17alpha-yl propanoateCAS 1219174-94-3C25H29F3O5SRequest quotes
Amoxicillin piperazine-2,5-dioneCAS 94659-47-9C16H19N3O5S1 supplier
Azithromycin BCAS 307974-61-4C38H72N2O114 suppliers
Birg-613 BSCAS 287980-85-2C15H16N4ORequest quotes
Desvenlafaxine benzyl etherCAS 93413-61-7C23H31NO2Request quotes
Ethyl (5-benzoyl-1H-benzimidazol-2-yl)carbamateCAS 31430-19-0C17H15N3O3Request quotes
Methyl (3E)-2,3-dihydro-3-(methoxyphenylmethylene)-2-oxo-1H-indole-6-carboxylateCAS 1168150-46-6C18H15NO41 supplier
Methyl 2-(2-chloroethoxy)acetateCAS 83881-47-4C5H9ClO3Request quotes
Methyl 4-hydroxy-2H-thieno(2,3-e)(1,2)thiazine-3-carboxylate 1,1-dioxideCAS 98827-44-2C8H7NO5S22 suppliers
N-(3-Acetyl-4-(3-(ethylamino)-2-hydroxypropoxy)phenyl)butanamideCAS 441019-91-6C17H26N2O42 suppliers![N-[2-Hydroxy-5-(1-hydroxy-2-{[2-(4-methoxy-3-methylphenyl)-1-methylethyl]amino}ethyl)phenyl]formamide chemical structure, C20H26N2O4, CAS 1616967-26-0](/s/KMTQWBVDHUNFES-UHFFFAOYSA-N.svg)
N-[2-Hydroxy-5-(1-hydroxy-2-{[2-(4-methoxy-3-methylphenyl)-1-methylethyl]amino}ethyl)phenyl]formamideCAS 1616967-26-0C20H26N2O4Request quotes
Phenyl(2,3-dihydro-1H-pyrrolizin-5-yl)methanoneCAS 113502-55-9C14H13NORequest quotes
Piperazine, 1-(3,4-dichlorophenyl)-, hydrochloride (1:2)CAS 76835-17-1C10H13Cl3N21 supplier
RefChem:390343CAS 5514-81-8C27H35FO71 supplier
Jump to page (188 pages)Show allHide
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
- 61
- 62
- 63
- 64
- 65
- 66
- 67
- 68
- 69
- 70
- 71
- 72
- 73
- 74
- 75
- 76
- 77
- 78
- 79
- 80
- 81
- 82
- 83
- 84
- 85
- 86
- 87
- 88
- 89
- 90
- 91
- 92
- 93
- 94
- 95
- 96
- 97
- 98
- 99
- 100
- 101
- 102
- 103
- 104
- 105
- 106
- 107
- 108
- 109
- 110
- 111
- 112
- 113
- 114
- 115
- 116
- 117
- 118
- 119
- 120
- 121
- 122
- 123
- 124
- 125
- 126
- 127
- 128
- 129
- 130
- 131
- 132
- 133
- 134
- 135
- 136
- 137
- 138
- 139
- 140
- 141
- 142
- 143
- 144
- 145
- 146
- 147
- 148
- 149
- 150
- 151
- 152
- 153
- 154
- 155
- 156
- 157
- 158
- 159
- 160
- 161
- 162
- 163
- 164
- 165
- 166
- 167
- 168
- 169
- 170
- 171
- 172
- 173
- 174
- 175
- 176
- 177
- 178
- 179
- 180
- 181
- 182
- 183
- 184
- 185
- 186
- 187
- 188
Request for quote
Cannot find the impurities and reference standards you need?
Post one buy request with the grade, quantity and destination. Matching suppliers send you quotes, and your contact details stay private until you accept one.