TLC Pharmaceutical Standards

TLC Pharmaceutical Standards

Product Detail

DOPA

D-3225

click image for full size view

Request Quote

◀ Back to All Products

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#:
Molecular Formula:	C11H15NO3. HCl
Molecular Weight:	209.25 36.46

Related Product

D-321

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

CAS No. 5796-17-8

C₉H₁₁NO₄

M.W. 197.19

D-322

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

3-O-Methyl Dopa

CAS No. 300-48-1

C10H13NO4

M.W. 211.22

D-323

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa-d3

CAS No. 53587-29-4

C₉H₈NO₄D₃

M.W. 200.21

D-325

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Carbidopa-d3

CAS No. 28860-95-9 (non-d)

C10H11N2O4D3

M.W. 229.25

D-326

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa sulfate

C9H11NO7S

M.W. 277.25

D-327

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

3-O-methyl dopa glucuronide

C16H21NO10

M.W. 387.35

D-329

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

3-O-Methyldopa-d3

CAS No. 586954-09-8

C10H10NO4D3

M.W. 214.24

D-3210

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

3-O-methyl dopa sulfate

C9H13NO5S

M.W. 247.27

D-3211

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine HCl

CAS No. 62-31-7

C₈H₁₁NO₂. HCl

M.W. 153.18 36.46

D-3212

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

4-O-Methyl Levodopa

CAS No. 35296-56-1

C10H13NO4

M.W. 211.22

D-3213

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

4-O-Methyldopa-d3

C10H10NO4D3

M.W. 214.24

D-3214

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa

CAS No. 59-92-7

C9H11NO4

M.W. 197.19

D-3215

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

6-Hydroxy Dopamine-d4

CAS No. N/A

C8H7NO3D4

M.W. 173.21

D-3216

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

6-Hydroxy Dopa HCl

CAS No. 68463-64-9

C9H11NO5. HCl

M.W. 213.19 36.46

D-3217

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa Related Compound 1

CAS No. 32161-30-1

C11H15NO4

M.W. 225.25

D-3218

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

3-Methoxytyramine

CAS No. 554-52-9

C9H13NO2

M.W. 167.21

D-3219

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa EP Impurity C ((DL)-3-O-Methyldopa)

CAS No. 7636-26-2

C10H13NO4

M.W. 211.22

D-3220

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Carbidopa Related Compound A

CAS No. 85933-19-3

C11H16N2O4

M.W. 240.26

D-3221

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Methyldopa-d3

C₁₀H₁₀NO₄D₃. HCl

M.W. 214.24 36.46

D-3222

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine-d4 HCl

C8H7NO2D4 . HCl

M.W. 157.21 36.46

D-3223

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Methyldopa Impurity A

CAS No. 6739-31-7

C11H15NO4

M.W. 225.25

D-3224

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine EP Impurity C

CAS No. 120-20-7

C10H15NO2

M.W. 181.24

D-3226

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

DL-Methyldopa-d3

CAS No. 55-40-3 (non-labelled)

C10H10D3NO4

M.W. 214.24

D-3227

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa Impurity 4

CAS No. 4790-08-3

C9H7NO4

M.W. 193.16

D-3228

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Methyldopa EP Impurity C

CAS No. 39948-18-0

C12H17NO4

M.W. 239.27

D-3229

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

6-Hydroxy L-DOPA (Levadopa Related Compound A)

CAS No. 27244-64-0

C9H11NO5

M.W. 213.19

D-3230

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa Impurity 1 HCl

CAS No. 32404-28-7

C11H13NO4. HCl

M.W. 223.23 36.46

D-3231

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 1

CAS No. 50673-96-6

C8H9NO2

M.W. 151.17

D-3232

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 2

CAS No. 39816-35-8

C9H9NO4

M.W. 195.17

D-3233

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 3

CAS No. 108074-44-8

C8H7NO4

M.W. 181.15

D-3234

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 4

CAS No. 4230-93-7

C10H11NO4

M.W. 209.20

D-3235

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 5

CAS No. 22568-51-0

C9H9NO4

M.W. 195.17

D-3236

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 6

CAS No. 37630-20-9

C10H11NO4

M.W. 209.20

D-3237

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 7

CAS No. 99-40-1

C8H7ClO3

M.W. 186.59

D-3238

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Dopamine Impurity 8 (Dibenzylamine)

CAS No. 103-49-1

C14H15N

M.W. 197.28

D-3239

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

DL-dopaquinone

CAS No. 4430-97-1

C9H9NO4

M.W. 195.17

D-3240

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa Impurity 2

CAS No. 55-59-4

C11H15NO4

M.W. 225.24

D-3241

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Levodopa Impurity 3

CAS No. 27313-65-1

C13H17NO5

M.W. 267.28

D-3242

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

(R)-3-Methoxytyrosine

CAS No. 15402-76-3

C10H13NO4

M.W. 211.22

D-3243

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Methyldopa EP Impurity C HCl H2O

C12H17NO4. HCl. H2O

M.W. 239.27 36.46 18.05

D-324

Levodopa EP Impurity D (3,4-Dihydroxy-D-Phenylalanine)

Methyldopa EP Impurity D HCl (Carbidopa Impurity 3 HCl)

CAS No. 1369423-51-7; 2799-15-7 (free base)

C10H13NO4. HCl

M.W. 211.22 36.46