Sigma Biochemical Library Index Number Compound Name Index Number Compound Name 1 L-Abrine 36 N-Acetyl-DL-methionine, 2 N-Acetyl-D-alanine Mg salt 3 N-Acetyl-DL-alanine 37 N-Acetyl-L-methionine 4 N-Acetyl-L-alanine 38 N-Acetyl-5-methyl-DL- 5 N-Acetyl-L-alanine p- tryptophan nitroanilide 39 N-Acetyl-O-methyl-L- 6 N-Acetyl-DL-C- tyrosine methyl ester allylglycine; 2-Acetamido- 40 N-Acetyl-L-3-nitro-tyrosine 4-pentenoic acid ethyl ester 7 N(a)-Acetyl-L-arginine 41 N-Acetyl-DL-norleucine 8 N-Acetyl-D-asparagine 42 N-Acetyl-D-phenylalanine 9 N(a)-Acetyl-L-asparagine 43 N-Acetyl-DL- 10 N-Acetyl-DL-aspartic acid phenylalanine 11 N-Acetyl-L-aspartic acid 44 N-Acetyl-L-phenylalanine 12 N-Acetyl-L-aspartic acid, 45 N-Acetyl-L-phenylalanine CHA salt ethyl ester 13 N-Acetyl-L-cysteine 46 N-Acetyl-DL- 14 N-6-Acetyl-dnp-L-lysine phenylalanine-b-naphthyl 15 N-Acetyl-o-fluoro-DL- ester phenyl-alanine 47 N-Acetyl-DL- 16 N-Acetyl-m-fluoro-DL- phenylalanine p- phenyl-alanine nitrophenyl ester 17 N-Acetyl-DL-glutamic acid 48 N-Acetyl-DL-proline 18 N-Acetyl-L-glutamic acid 49 N-Acetyl-L-proline 19 N-Acetyl-L-glutamine 50 N-Acetyl-DL-C- 20 N-Acetylglycine propargylglycine; 2- 21 N(a)-Acetyl-L-histidine Acetamido-4-pentynoic 22 N-Acetyl-DL- acid homocysteine thiolactone 51 N-Acetyl-DL-serine 23 N-Acetylhydroxy-L-proline 52 O-Acetyl-L-serine .HCl 24 O-Acetylhydroxy-L-proline 53 N-Acetyl-D-tryptophan 25 N-Acetyl-D-allo-isoleucine 54 N-Acetyl-DL-tryptophan 26 N-Acetyl-D-leucine 55 N-Acetyl-L-tryptophan 27 N-Acetyl-DL-leucine 56 N-Acetyl-L- 28 N-Acetyl-L-leucine tryptophanamide 29 N(a)-Acetyl-L-lysine 57 N-Acetyl-L-tryptophan 30 N(e)-Acetyl-L-lysine ethyl ester 31 N(a)-Acetyl-L-lysine-N- 58 N-Acetyl-L-tyrosinamide methylamide 59 N-Acetyl-L-tyrosine 32 N(a)-Acetyl-L-lysine 60 N-Acetyl-L-tyrosine ethyl methyl ester .HCl ester 33 N-Acetyl-D-methionine 61 N-Acetyl-L-tyrosine 34 N-Acetyl-DL-methionine hydrazide 35 N-Acetyl-DL-methionine, 62 N-Acetyl-DL-valine Ca salt 63 N-Acetyl-L-valine 64 S-Adenosyl-L-cysteine Sigma Biochemical Library, page 1 of 154 Index Number Compound Name Index Number Compound Name 65 S-Adenosyl-L-ethionine 99 DL-a-Aminobutyric acid iodide hydroxamate 66 S-Adenosyl-D- 100 a-Aminoisobutyric acid homocysteine hydroxamate 67 S-Adenosyl-L- 101 L-Arginine hydroxamate homocysteine .HCl 68 S-Adenosyl-L-methionine 102 DL-Aspartic acid b- chloride hydroxamate 69 S-Adenosyl-L-methionine 103 L-Cystine dihydroxamate iodide 104 L-Glutamic acid g- 70 S-Adenosyl-L-methionine, hydroxamate toslyate salt 105 Glycine hydroxamate 71 L-Alaninamide .HBr 106 L-Histidine hydroxamate 72 D-Alanine 107 L-Isoleucine hydroxamate 73 DL-Alanine + D-allo 74 L-Alanine 108 L-Leucine hydroxamate 75 b-Alanine 109 L-Lysine hydroxamate 76 L-Alanine 7-amido-4- .HCl methyl-coumarin, 110 DL-Methionine trifluoroacetate salt hydroxamate 77 L-Alanine benzyl ester 111 DL-Norleucine .HCl hydroxamate 78 b-Alanine benzyl ester, 112 DL-Norvaline toslyate salt hydroxamate 79 L-Alanine ethyl ester .HCl 113 DL-Phenylalanine 80 b-Alanine 4-methoxy-b- hydroxamate naphthylamide .HCl 114 DL-Serine hydroxamate 81 L-Alanine 4-methoxy-b- 115 DL-Threonine naphthylamide .HCl hydroxamate 82 b-Alanine methyl ester 116 DL-Tryptophan .HCl hydroxamate 83 DL-Alanine methyl ester 117 L-Tryptophan .HCl hydroxamate 84 L-Alanine methyl ester 118 L-Tyrosine hydroxamate .HCl 119 DL-Valine hydroxamate 85 DL-Alanine b- 120 b-Aminoadipic acid naphthylamide 121 D-a-Aminoadipic acid 86 DL-a-Alanine b- 122 L-a-Aminoadipic acid naphthylamide .HCl 123 N-(p-Aminobenzoyl)-L- 87 L-Alanine b- glutamic acid diethyl ester naphthylamide 124 D-a-Aminobutyric acid 88 L-Alanine-b- 125 DL-a-Aminobutyric acid naphthylamide .HBr 126 L-a-Aminobutyric acid 89 L-Alanine p-nitroanilide 127 DL-b-Aminobutyric acid .HCl 128 g-Aminobutyric acid 90 DL-Alaninol 129 DL-a-Aminobutyric acid 91 DL-Alaninol .HCl methyl ester .HCl 92 L-Alaninol 130 e-Aminocaproic acid 93 Albizziin 131 w-Aminocaprylic acid 94 D-Allylglycine 132 DL-a-Aminocaprylic acid 95 DL-Allylglycine 133 N(e)-DL-(2-Amino-2- 96 L-Allylglycine carboxyethyl)-L-lysine 97 DL-Alanine hydroxamate 134 L-a-(2- 98 b-Alanine hydroxamate Aminoethoxyvinyl)glycine .HCl Sigma Biochemical Library, page 2 of 154 Index Number Compound Name Index Number Compound Name 135 S-2-Aminoethyl-L-cysteine 173 L-Asparagine t-butyl ester .HCl .HCl 136 L-a-Amino-b- 174 D-Aspartic acid guandinopropionic acid 175 DL-Aspartic acid .HCl 176 DL-Aspartic acid, 137 6-Amino-1-hexyl hemimagnesium salt phosphate 177 DL-Aspartic acid, K salt 138 p-Aminohippuric acid 178 L-Aspartic acid 139 p-Aminohippuric acid, Na 179 L-Aspartic acid, salt hemimagnesium salt 140 DL-g-Amino-b- 180 L-Aspartic acid, Na salt hydroxybutyric acid 181 L-Aspartic acid, K salt 141 a-Aminoisobutyric acid 182 L-Aspartic acid di-t-butyl 142 DL-b-Aminoisobutyric acid ester .HCl 143 d-Aminolevulinic acid .HCl 183 L-Aspartic acid dibenzyl 144 d-Aminolevulinic acid ester, tosylate salt methyl ester .HCl 184 DL-Aspartic acid dimethyl 145 Aminomethylphosphonic ester .HCl acid 185 D-Aspartic acid b- 146 p-Amino-DL- hydroxamate phenylalanine 186 L-Aspartic acid b- 147 p-Amino-D-phenylalanine hydroxamate 148 p-Amino-L-phenylalanine 187 L-Aspartic acid a-(b- 149 DL-a-Aminopimelic acid naphthylamide) 150 3-Aminopropylphosphonic 188 4-Aza-DL-leucine .2HCl acid 189 O-Diazoacetyl-L-serine 151 3-Amino-L-tyrosine .2HCl 190 DL-7-Azatryptophan .H2O 152 d-Amino-N-valeric acid 191 N-Benzoyl-b-alanine 153 d-Amino-N-valeric acid 192 N-Benzoyl-DL-alanine .HCl 193 N-Benzoyl-DL-alanine 154 L-Anserine nitrate methyl ester 155 D-Arginine 194 N-Benzoyl-L-alanine 156 D-Arginine .HCl methyl ester 157 DL-Arginine .HCl 195 N-Benzoyl-d-aminovaleric 158 L-Arginine acid 159 L-Arginine .HCl 196 N(a)-Benzoyl-L- 160 L-Arginine-7-amido-4- argininamide .HCl .H2O methylcoumarin .HCl 197 N(a)-Benzoyl-DL-arginine 161 L-Arginine L-aspartate 7-amido-4- 162 L-Arginine L-glutamate methylcoumarin .HCl 163 L-Arginine 4-methoxy-b- 198 N(a)-Benzoyl-L-arginine naphthylamide .HCl 7-amido-4- 164 L-Arginine methyl ester methylcoumarin .HCl .2HCl 199 N(a)-Benzoyl-DL-arginine 165 L-Arginine b- 200 N(a)-Benzoyl-L-arginine naphthylamide .HCl 201 N(a)-Benzoyl-L-arginine 166 L-Arginine p-nitroanilide ethyl ester .HCl .2HCl 202 N(a)-Benzoyl-L-arginine 167 L-Argininic acid 4-methoxy-b- 168 Argininosuccinic acid, Ba naphthylamide .HCl salt 203 N(a)-Benzoyl-L-arginine 169 D-Asparagine .H2O methyl ester bicarbonate 170 DL-Asparagine .H2O 204 N(a)-Benzoyl-L-arginine 171 L-Asparagine anhydrous methyl ester .HCl 172 L-Asparagine .H2O Sigma Biochemical Library, page 3 of 154 Index Number Compound Name Index Number Compound Name 205 N(a)-Benzoyl-DL-arginine 240 N(a)-t-BOC-L-asparagine p-nitroanilide .HCl 241 N(a)-t-BOC-L-asparagine 206 N(a)-Benzoyl-L-arginine p-nitrophenyl ester p-nitroanilide .HCl 242 N-t-BOC-L-aspartic acid 207 N-Benzoyl-DL-leucine 243 N-t-BOC-L-aspartic acid 208 N-Benzoyl-L-leucine b- a-benzyl ester naphthylamide 244 N-t-BOC-L-aspartic acid 209 N-Benzoyl-DL- b-benzyl ester phenylalanine 245 N-t-BOC-L-aspartic acid 210 N-Benzoyl-L- b-t-butyl ester, DCHA salt phenylalanine 246 N-t-BOC-L-aspartic acid 211 N-Benzoyl-DL- b-cyclohexyl ester phenylalanine b-naphthol 247 N-t-BOC-b-benzyl-L- as-bi ester aspartic acid p-nitrophenyl 212 N-Benzoyl-L-tyrosine ethyl ester ester 248 N-t-BOC-S-benzyl-L- 213 N-Benzoyl-DL-valine cysteine 214 b-Benzyl L-aspartate 249 N-t-BOC-g-benzyl-L- 215 S-Benzyl-L-cysteine glutamic acid p- 216 S-Benzyl-L-cysteine ethyl nitrophenyl ester ester .HCl 250 N-t-BOC-g-benzyl-L- 217 S-Benzyl-L-cysteine histidine methyl ester .HCl 251 N-t-BOC-O-benzyl-L- 218 S-Benzyl-L-cysteine p- serine nitroanilide 252 N-t-BOC-O-benzyl-L- 219 g-Benzyl-L-glutamate threonine 220 N-Benzylglycine ethyl 253 N-t-BOC-O-benzyl-L- ester tyrosine 221 g-Benzyl-L-histidine 254 N-t-BOC-O-benzyl-L- 222 S-Benzyl-DL- tyrosine 2,4,5- homocysteine trichlorophenyl ester 223 5-Benzyloxy-DL- 255 N(a)-t-BOC-N(e)-CBZ-L- tryptophan lysine 224 7-Benzyloxy-DL- 256 N(a)-t-BOC-N(e)-CBZ-L- tryptophan lysine, DCHA salt 225 O-Benzyl-DL-serine 257 N(e)-t-BOC-N(a)-CBZ-L- 226 O-Benzyl-L-serine lysine, DCHA salt 227 O-Benzyl-L-tyrosine 258 N(a)-t-BOC-N(e)-CBZ-L- 228 Bestatin .HCl lysine N- 229 Betaine anhydrous hydroxysuccinimide ester 230 Betaine .H2O 259 N(e)-t-BOC-N(a)-CBZ-L- 231 Betaine .HCl lysine p-nitrophenyl ester 232 N-t-BOC-b-alanine 260 N-t-BOC-3,4-dehydro-L- 233 N-t-BOC-D-alanine proline 234 N-t-BOC-L-alanine 261 N(a)-t-BOC-O-2,6- 235 N-t-BOC-L-alanine N- dichlorobenzyl-L-tyrosine hydroxysuccinimide ester 262 N-t-BOC-epistatine 236 N-t-BOC-b-alanine p- 263 N(a)-t-BOC-N(e)-formyl-L- nitrophenyl ester lysine 237 N-t-BOC-L-alanine p- 264 N-t-BOC-D-glutamic acid nitrophenyl ester a-benzyl ester 238 N-t-BOC-L-a-aminobutyric 265 N-t-BOC-L-glutamic acid acid a-benzyl ester 239 N(a)-t-BOC-L-arginine 266 N-t-BOC-L-glutamic acid .HCl g-benzyl ester Sigma Biochemical Library, page 4 of 154 Index Number Compound Name Index Number Compound Name 267 N-t-BOC-L-glutamic acid 298 N-t-BOC-L-norleucine, g-benzyl ester DCHA salt 268 N-t-BOC-L-glutamic acid 299 N-t-BOC-L-norvaline, g-t-butyl ester DCHA salt 269 N-t-BOC-L-glutamic acid 300 N(d)-t-BOC-L-ornithine g-cyclohexyl ester 301 N-t-BOC-D-phenylalanine 270 N(a)-t-BOC-L-glutamine 302 N-t-BOC-L-phenylalanine 271 N(a)-t-BOC-L-glutamine 303 N-t-BOC-L-phenylalanine, N-hydroxysuccinimide DCHA salt ester 304 N-t-BOC-L-phenylalanine 272 N(a)-t-BOC-L-glutamine N-hydroxysuccinimide p-nitrophenyl ester ester 273 N-t-BOC-glycine 305 N-t-BOC-D-phenylalanine 274 N-t-BOC-glycine N- p-nitrophenyl