Catalogue Number: | D-3225 |
Compound Name: | Methyldopa EP Impurity B HCl |
Synonyms: | (2S)-2-amino-3-(4-methoxyphenyl)-2-methylpropanoic acid, hydrochloride (1:1) |
CAS#: | 35026-10-9 |
Alternate CAS#: | 65555-88-6 (free salt) |
Molecular Formula: | C11H15NO3. HCl |
Molecular Weight: | 209.25 36.46 |
Rac-Levodopa EP Impurity A HCl (Rac-Levodopa USP Related Compound A HCl, 6-Hydroxy DOPA HCl)
CAS No. 68463-64-9
C9H11NO5. HCl
M.W. 213.19 36.46
Dopamine EP Impurity A HCl (Dopamine USP Related Compound A HCl, 4-Methoxy Tyramine HCl)
CAS No. 645-33-0
C9H13NO2. HCl
M.W. 167.21 36.46
Levodopa EP Impurity C (Levodopa USP Related Compound B, DL-3-O-Methyldopa)
CAS No. 7636-26-2
C10H13NO4
M.W. 211.22
Levodopa EP Impurity A (Levodopa USP Related Compound A, 6-Hydroxy L-DOPA)
CAS No. 27244-64-0
C9H11NO5
M.W. 213.19
Methyldopa EP Impurity D HCl (Carbidopa Impurity 3 HCl)
CAS No. 1369423-51-7
C10H13NO4. HCl
M.W. 211.22 36.46
Levodopa EP Impurity C HCl (Levodopa USP Related Compound B HCl, DL-3-O-Methyldopa HCl)
CAS No. 91013-37-5
C10H13NO4. HCl
M.W. 211.22 36.46
Levodopa EP Impurity C Sodium Salt (Levodopa USP Related Compound B Sodium Salt , DL-3-O-Methyldopa Sodium Salt )
C10H12NO4. Na
M.W. 210.21 22.99
Rac-Levodopa EP Impurity A (Rac-Levodopa USP Related Compound A, 6-Hydroxy DOPA)
CAS No. 21373-30-8
C9H11NO5
M.W. 213.19