Pharmaceutical Intermediates

Chemical Name Moc-L-tert-Leucine CAS 162537-11-3 Purity 98%min MDL MFCD07778455 Identification H-NMR Grade CP Molecular Formula C8H15NO4 Molecular Weight 189.21 Status: Commercial Storage Refrigerated Moc-L-tert-Leucine CAS: 162537-11-3 Product Name: Moc-L-tert-Leucine Cas No.: 162537-11-3 MDL No.:MFCD07778455 Molecular Formula:C8H15NO4 Molecular Weight: 189.21 Assay: 98%min Melting Point : 108-109 °C (Experimental) Other Names N-(Methoxycarbonyl)-3-methyl-L-valine (2S)-2-[

Chemical Name 3,3-Dimethyl-2-oxobutyric acid CAS 815-17-8 Purity 98%min MDL MFCD00154352 Identification H-NMR Grade CP Molecular Formula C6H10O3 Molecular Weight 130.14 Status: Commercial Storage Refrigerated 3,3-Dimethyl-2-oxobutyric acid CAS: 815-17-8 Product Name: 3,3-Dimethyl-2-oxobutyric acid Cas No.: 815-17-8 MDL No.:MFCD00154352 Molecular Formula:C6H10O3 Molecular Weight: 130.14 Assay: 98%min Melting Point : 90.5 °C (Experimental) Other Names Butyric acid, 3,3-dimethyl

Chemical Name O-Methyl-D-Serine·HCl CAS 86118-10-7 Purity 98%min MDL MFCD11099371 Identification H-NMR Grade CP Molecular Formula C4H10ClNO3 Molecular Weight 155.58 Status: Commercial Storage Refrigerated O-Methyl-D-Serine·HCl CAS: 86118-10-7 Product Name: O-Methyl-D-Serine·HCl Cas No.: 86118-10-7 MDL No.:MFCD11099371 Molecular Formula:C4H10ClNO3 Molecular Weight: 155.58 Assay: 98%min Other Names D-Serine, O-methyl-, hydrochloride (9CI)

Chemical Name Boc-O-Methyl-D-serine CAS 86123-95-7 Purity 98%min MDL MFCD08063987 Identification H-NMR Grade CP Molecular Formula C9H17NO5 Molecular Weight 219.23 Status: Commercial Storage Refrigerated Boc-O-Methyl-D-serine CAS: 86123-95-7 Product Name: Boc-O-Methyl-D-serine Cas No.: 86123-95-7 MDL No.:MFCD08063987 Molecular Formula:C9H17NO5 Molecular Weight: 219.23 Assay: 98%min Other Names N-[(1,1-Dimethylethoxy)carbonyl]-O-methyl-D-serine (R)-2-(tert-Butoxycarbonylamino)

Chemical Name Boc-D-Serine CAS 6368-20-3 Purity 98%min MDL MFCD00063142 Identification H-NMR Grade CP Molecular Formula C8H15NO5 Molecular Weight 205.21 Status: Commercial Storage Refrigerated Boc-D-Serine CAS: 6368-20-3 Product Name: Boc-D-Serine Cas No.: 6368-20-3 MDL No.:MFCD00063142 Molecular Formula:C8H15NO5 Molecular Weight: 205.21 Assay: 98%min Melting Point : 50-52 °C (Experimental) Other Names Serine, N-carboxy-, N-tert-butyl ester, D- (8CI) N-[(1,1-Dimethylethoxy

Chemical Name Boc-L-Homophenylalanine CAS 100564-78-1 Purity 98%min MDL MFCD00076904 Identification H-NMR Grade CP Molecular Formula C15H21NO4 Molecular Weight 279.15 Status: Commercial Storage Refrigerated Boc-L-Homophenylalanine CAS: 100564-78-1 Product Name: Boc-L-Homophenylalanine Cas No.: 100564-78-1 MDL No.:MFCD00076904 Molecular Formula:C15H21NO4 Molecular Weight: 279.15 Assay: 98%min Other Names Benzenebutanoic acid, α-[[(1,1-dimethylethoxy)carbonyl]amino]-, (S)- (αS)

Chemical Name Cbz-D-proline CAS 6404-31-5 Purity 98%min MDL MFCD00063228 Identification H-NMR Grade CP Molecular Formula C13H15NO4 Molecular Weight 249.26 Status: Commercial Storage Refrigerated Cbz-D-proline CAS: 6404-31-5 Product Name: Cbz-D-proline Cas No.: 6404-31-5 MDL No.:MFCD00063228 Molecular Formula:C13H15NO4 Molecular Weight: 249.26 Assay: 98%min Melting Point : 76.5-77.5 °C (Experimental) Other Names 1,2-Pyrrolidinedicarboxylic acid, 1-(phenylmethyl) ester, (R)- 1

Chemical Name D-Phenylalanine CAS 673-06-3 Purity 98%min MDL MFCD00004270 Identification H-NMR Grade CP Molecular Formula C9H11NO2 Molecular Weight 165.19 Status: Commercial Storage Refrigerated D-Phenylalanine CAS: 673-06-3 Product Name: D-Phenylalanine Cas No.: 673-06-3 MDL No.:MFCD00004270 Molecular Formula:C9H11NO2 Molecular Weight: 165.19 Assay: 98%min Melting Point : 122 °C (Experimental) Other Names Alanine, phenyl-, D- (8CI) (R)-(+)-Phenylalanine (R)-2-Amino-3

Chemical Name D-Tryptophan CAS 153-94-6 Purity 98%min MDL MFCD00005647 Identification H-NMR Grade CP Molecular Formula C11H12N2O2 Molecular Weight 204.23 Status: Commercial Storage Refrigerated D-Tryptophan CAS: 153-94-6 Product Name: D-Tryptophan Cas No.: 153-94-6 MDL No.:MFCD00005647 Molecular Formula:C11H12N2O2 Molecular Weight: 204.23 Assay: 98%min Melting Point : 274°C (Experimental) Other Names Tryptophan, D- (8CI) (+)-Tryptophan (R)-Tryptophan (R)-α-Amino-3-indolepropi

Chemical Name (R)-3-Aminobutanol CAS 61477-40-5 Purity 98%min MDL MFCD13184351 Identification H-NMR Grade CP Molecular Formula C4H11NO Molecular Weight 89.14 Status: Commercial Storage Refrigerated (R)-3-Aminobutanol CAS: 61477-40-5 Product Name: (R)-3-Aminobutanol Cas No.: 61477-40-5 MDL No.:MFCD13184351 Molecular Formula:C4H11NO Molecular Weight: 89.14 Assay: 98%min Other Names 1-Butanol, 3-amino-, (R)- (3R)-3-Amino-1-butanol (R)-3-Aminobutan-1-ol

Chemical Name (S)-2-Bromo-3-phenylpropionic acid CAS 35016-63-8 Purity 98%min MDL MFCD00210121 Identification H-NMR Grade CP Molecular Formula C9H9BrO2 Molecular Weight 227.98 Status: Commercial Storage Refrigerated (S)-2-Bromo-3-phenylpropionic acid CAS: 35016-63-8 Product Name: (S)-2-Bromo-3-phenylpropionic acid Cas No.: 35016-63-8 MDL No.:MFCD00210121 Molecular Formula:C9H9BrO2 Molecular Weight: 227.98 Assay: 98%min Other Names Benzenepropanoic acid, α-bromo-, (S)- (αS)-α

Chemical Name Diethyl L-malate CAS 691-84-9 Purity 98%min MDL MFCD00210119 Identification H-NMR Grade CP Molecular Formula C8H14O5 Molecular Weight 190.19 Status: Commercial Storage Refrigerated Diethyl L-malate CAS: 691-84-9 Product Name: Diethyl L-malate Cas No.: 691-84-9 MDL No.:MFCD00210119 Molecular Formula:C8H14O5 Molecular Weight: 190.19 Assay: 98%min Other Names Butanedioic acid, hydroxy-, diethyl ester, (2S)- (9CI) Butanedioic acid, hydroxy-, diethyl ester, (S)- (S)

Chemical Name (R)-2- Bromobutyric acid CAS 2681-94-9 Purity 98%min MDL MFCD00210111 Identification H-NMR Grade CP Molecular Formula C4H7BrO2 Molecular Weight 167 Status: Commercial Storage Refrigerated (R)-2- Bromobutyric acid CAS: 2681-94-9 Product Name: (R)-2- Bromobutyric acid Cas No.: 2681-94-9 MDL No.:MFCD00210111 Molecular Formula:C4H7BrO2 Molecular Weight: 167 Assay: 98%min Other Names Butanoic acid, 2-bromo-, (R)- Butyric acid, 2-bromo-, D- (8CI) (2R)-2-Bromobutanoic

Chemical Name S-2--Bromobutyric acid CAS 32659-49-7 Purity 98%min MDL Identification H-NMR Grade CP Molecular Formula C4H7BrO2 Molecular Weight 165.96 Status: Commercial Storage Refrigerated S-2--Bromobutyric acid CAS: 32659-49-7 Product Name: S-2--Bromobutyric acid Cas No.: 32659-49-7 MDL No.: Molecular Formula:C4H7BrO2 Molecular Weight: 165.96 Assay: 98%min Other Names Butanoic acid, 2-bromo-, (S)- Butyric acid, 2-bromo-, (S)- (8CI) (2S)-2-Bromobutanoic acid (S)-2

Chemical Name (S)-3-Hydroxybutyric acid CAS 6168-83-8 Purity 98%min MDL MFCD00137685 Identification H-NMR Grade CP Molecular Formula C4H8O3 Molecular Weight 104.05 Status: Commercial Storage Refrigerated (S)-3-Hydroxybutyric acid CAS: 6168-83-8 Product Name: (S)-3-Hydroxybutyric acid Cas No.: 6168-83-8 MDL No.:MFCD00137685 Molecular Formula:C4H8O3 Molecular Weight: 104.05 Assay: 98%min Other Names Butanoic acid, 3-hydroxy-, (S)- Butyric acid, 3-hydroxy-, L- (8CI) (3S)-3

Chemical Name L-Prolinamide CAS 7531-52-4 Purity 98%min MDL MFCD00005253 Identification H-NMR Grade CP Molecular Formula C5H10N2O Molecular Weight 114.15 Status: Commercial Storage Refrigerated L-Prolinamide CAS: 7531-52-4 Product Name: L-Prolinamide Cas No.: 7531-52-4 MDL No.:MFCD00005253 Molecular Formula:C5H10N2O Molecular Weight: 114.15 Assay: 98%min Melting Point: 93 °C (Experimental) Other Names 2-Pyrrolidinecarboxamide, (S)- Prolinamide, L- (8CI) (2S)-2-Pyrrolidinecarb

Chemical Name (1S-cis)-4-Amino-2-cyclopentene-1-methanol D-hydrogen tatrate CAS 229177-52-0 Purity 98%min MDL MFCD13194672 Identification H-NMR Grade CP Molecular Formula C10H17NO7 Molecular Weight 263.24 Status: Commercial Storage Refrigerated (1S-cis)-4-Amino-2-cyclopentene-1-methanol D-hydrogen tatrate CAS: 229177-52-0 Product Name: (1S-cis)-4-Amino-2-cyclopentene-1-methanol D-hydrogen tatrate Cas No.: 229177-52-0 MDL No.:MFCD13194672 Molecular Formula:C10H17NO7 Molecular

Chemical Name 4-Nitro-L-phenylalanine hydrate CAS 949-99-5 Purity 98%min MDL MFCD00051221 Identification H-NMR Grade CP Molecular Formula C9H10N2O4 Molecular Weight 210.19 Status: Commercial Storage Refrigerated 4-Nitro-L-phenylalanine hydrate CAS: 949-99-5 Product Name: 4-Nitro-L-phenylalanine hydrate Cas No.: 949-99-5 MDL No.:MFCD00051221 Molecular Formula:C9H10N2O4 Molecular Weight: 210.19 Assay: 98%min Melting Point: 240-245 °C (decomp) Other Names Alanine, 3-(p

Chemical Name Sitagliptin base CAS 486460-32-6 Purity 98%min MDL MFCD09838015 Identification H-NMR Grade CP Molecular Formula C16H15F6N5O Molecular Weight 407.31 Status: Commercial Storage Refrigerated Sitagliptin base CAS: 486460-32-6 Product Name: Sitagliptin base Cas No.: 486460-32-6 MDL No.:MFCD09838015 Molecular Formula:C16H15F6N5O Molecular Weight: 407.31 Assay: 98%min Melting Point: 114.1-115.7 °C (decomp) Other Names 1,2,4-Triazolo[4,3-a]pyrazine, 7-[(3R)-3-amino-1

Chemical Name 1-(3-Trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-4-(2,4,5-trifluoro-phenyl)-butan-1,3-dione CAS 764667-65-4 Purity 98%min MDL MFCD11111443 Identification H-NMR Grade CP Molecular Formula C16H12F6N4O2 Molecular Weight 406.09 Status: Commercial Storage Refrigerated 1-(3-Trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-4-(2,4,5-trifluoro-phenyl)-butan-1,3-dione CAS: 764667-65-4 Product Name: 1-(3-Trifluoromethyl-5,6-dihydro