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Caffeine Impurity B
Impurities
Caffeine Impurity B
Catalogue No.:
VLIM-00856
CAS No. :
7597-60-6
Mol. Formula :
C₇H₁₀N₄O₃
Mol. Weight :
198.18
Synonym(s):
- N-(6-Amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)formamide, Theophylline Related Compound C
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Mesalamin Impurity B – 3-Aminophenol R (EP)
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VLIM-00168
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Mesalamin Impurity C – 2-Aminophenol R (EP)
Catalogue No.:
VLIM-00169
CAS No. :
95-55-6
-1664181155.png)
Mesalamin Impurity D – 3-Aminobenzoic acid (EP)
Catalogue No.:
VLIM-00170
CAS No. :
99-05-8
-1664181186.png)
Mesalamin Impurity F – 3-Aminosalicylic acid (DMF)
Catalogue No.:
VLIM-00171
CAS No. :
570-23-0
-1664181257.png)
Mesalamin Impurity G –2,5-dihydroxybenzoic acid (EP)
Catalogue No.:
VLIM-00172
CAS No. :
490-79-9
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Ursodeoxycholic acid alcohol(impurity-I)
Catalogue No.:
VLIM-00175
CAS No. :
130593-75-8
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Ursodeoxycholic acid methyl ester (impurity-G)
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VLIM-00176
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10538-55-3
Atorvastatin Epoxy Pyrrolooxazin 7-hydroxy Analog (Atorvastatin FX1 Impurity
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VLIM-00236
CAS No. :
1315629-79-8
-1664184171.png)
Amlodipine EP Impurity D HCl
Catalogue No.:
VLIM-00277
CAS No. :
113994-41-5 (free base)
-1664259824.png)
-1664259875.png)
Amlodipine Impurity 27 Disodium Salt(120289-11-4)
Catalogue No.:
VLIM-00280
CAS No. :
120289-11-4 (free Acid)
-1664259335.png)
Amlodipine EP Impurity E Maleate(diethyl ester)
Catalogue No.:
VLIM-00289
CAS No. :
140171-65-9
-Enalapril Maleate)-1664185806.png)
Enalapril EP Impurity A Maleate ((S,S,R)-Enalapril Maleate)
Catalogue No.:
VLIM-00296
CAS No. :
76420-74-1
O-Desmethyl Dextromethorphan Dextro Impurity B
Catalogue No.:
VLME-00045
CAS No. :
1426173-22-9
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Fluvastatin N-Ethyl Sodium Salt (Fluvastatin Impurity)
Catalogue No.:
VLME-00689
CAS No. :
93936-64-2
 ((3S,5R)-Ator-1656588647.png){kind=spacer}
10-trans-Atorvastatin (Atorvastatin Impurity AT10) ((3S,5R)-Ator
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CAS No. :
148217-40-7
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Carprofen Ethyl Ester (Carprofen Impurity)
Catalogue No.:
VLCS-00200
CAS No. :
52262-89-2
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Desmethyl Piroxicam (Piroxicam Impurity B)
Catalogue No.:
VLCS-00231
CAS No. :
65897-46-3
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Pramipexole EP Impurity C [Pramipexole Dimer Impurity]
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VLIM-00458
CAS No. :
1973461-14-1
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2-(N-Triphenylmethyl tetrazotyl)-4-Bromomethylbiphenyl– Olmesartan Impurity
Catalogue No.:
VLIM-00630
CAS No. :
88546-55-8
Terbinafine Related Compound Impurity A
Catalogue No.:
VLIM-00659
CAS No. :
'65473-13-4
Terbinafine Related Compound Impurity B
Catalogue No.:
VLIM-00660
CAS No. :
'176168-78-8
Terbinafine Related Compound Impurity C
Catalogue No.:
VLIM-00661
CAS No. :
877265-30-3
Terbinafine Related Compound Impurity D
Catalogue No.:
VLIM-00662
CAS No. :
'877265-33-3
-1664196853.png)
Terbinafine EP Impurity E(Dimer Impurity)
Catalogue No.:
VLIM-00695
CAS No. :
934365-23-8
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Colchicine Impurity C (β-Lumicolchicine)
Catalogue No.:
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CAS No. :
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Valproic acid impurity K(2-methyl-2-ethyl-pentanoic acid)
Catalogue No.:
VLIM-00749
CAS No. :
5343-52-2
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Catalogue No.:
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O- Desmethyl venlafaxine cyclic impurity
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VLIM-00869
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61445-55-4
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Phenylpherine impurity F (2-Naphtaleneacetic acid)
Catalogue No.:
VLIM-00932
CAS No. :
581-96-4
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Isobutyl-glutarmonoamide (Pregabalin Impurity-USP)
Catalogue No.:
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CAS No. :
181289-15-6
