Methyl Efavirenz
Impurities
Methyl Efavirenz
Catalogue No.:
VLIM-00666
CAS No. :
353270-76-5
Mol. Formula :
C₁₅H₁₁ClF₃NO₂
Mol. Weight :
329.7
Synonym(s):
- 6-Chloro-1,4-dihydro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one
Related Products
-3-(1-dimethylamino-ethyl)-phenol)-1658227824.png)
((S)-3-(1-dimethylamino-ethyl)-phenol)
Catalogue No.:
VLCS-00073
CAS No. :
139306-10-8
-1,2-Propane Diol(Impurity -A)-1664172015.png)
3-(3,5-Dimethyl Phenoxy )-1,2-Propane Diol(Impurity -A)
Catalogue No.:
VLIM-00004
CAS No. :
59365-66-1
-1664181339.png)
Ursodeoxycholic acid methyl ester (impurity-G)
Catalogue No.:
VLIM-00176
CAS No. :
10538-55-3
 [α-hydroxybenzyl] benzimidazole carbamate-1664183124.png)
Methyl-5(6) [α-hydroxybenzyl] benzimidazole carbamate
Catalogue No.:
VLIM-00220
CAS No. :
60254-95-7
-3-nitrobenzoic acid-1664183919.png)
4-(trifluoromethyl)-3-nitrobenzoic acid
Catalogue No.:
VLIM-00237
CAS No. :
116965-16-3
O-Desmethyl Venlafaxine Succinate Hydrate
Catalogue No.:
VLME-00026
CAS No. :
386750-22-7
O-Desmethyl Dextromethorphan Dextro Impurity B
Catalogue No.:
VLME-00045
CAS No. :
1426173-22-9
N-Desmethyl Rosuvastatin calcium Salt
Catalogue No.:
VLME-00145
CAS No. :
371775-74-5 (acid)
N-desmethyl Regorafenib- n-oxide M5 metabolite
Catalogue No.:
VLME-00228
CAS No. :
835621-12-0
6-β-Hydroxy-7-α-thiomethyl Spironolactone
Catalogue No.:
VLME-00313
CAS No. :
42219-60-3
(6A-11B-16A,7b-6-9-dihydro11,17 dihydroxy-16-methyl (3-IH-diene-17 carboxylic acid
Catalogue No.:
VLST-00338
CAS No. :
167997-12-8
Methyl 3-Amino, 2-Thiophene Carboxylate
Catalogue No.:
VLST-00908
CAS No. :
22288-78-4
-2-2 Dimethylcyclopropane-1661772418.png)
Methyl Diethyldithio Carbamate D10
Catalogue No.:
VLDL-00109
CAS No. :
686-07-7 unlabeled
 Desmethyl Asenapine HCl 13C6-1663332235.png)
N (±) Desmethyl Asenapine HCl 13C6
Catalogue No.:
VLDL-00234
CAS No. :
1261393-91-2 free base
N desmethyl ivabradine hydrochloride D6
Catalogue No.:
VLDL-00333
CAS No. :
1346600-74-5
-α,α-dimethyl-benzeneacetic Acid Methyl E-1659093764.png)
4-[(2-Vinyl]-1-enthyne)-α,α-dimethyl-benzeneacetic Acid Methyl E
Catalogue No.:
VLME-00483
CAS No. :
1159977-63-5
Demethylchloro Citalopram Hydrochloride
Catalogue No.:
VLME-00627
CAS No. :
64372-52-7
Desmethyl Sibutramine, Hydrochloride Salt
Catalogue No.:
VLME-00660
CAS No. :
84467-94-7
Didesmethyl Erlotinib Hydrochloride Salt
Catalogue No.:
VLME-00666
CAS No. :
183320-12-9
N,N-Didesmethyl Diltiazem Hydrochloride
Catalogue No.:
VLME-00742
CAS No. :
116050-35-2
O-Desmethyl-N,N-didesmethyl venlafaxine HCl
Catalogue No.:
VLME-00791
CAS No. :
135308-76-8
Zanamivir Azide Triacetate Methyl Ester
Catalogue No.:
VLME-00853
CAS No. :
130525-58-5
-β-D-glucuronic Acid Methyl-1654760281.png)
Abacavir 5’-(2,3,4-Tri-O-isobytyryl)-β-D-glucuronic Acid Methyl
Catalogue No.:
VLGL-00076
CAS No. :
NA
Acetobromo-α-D-glucuronic Acid Methyl Ester
Catalogue No.:
VLGL-00077
CAS No. :
21085-72-3
Acetobromo-α-D-glucuronic Acid-13C6 Methyl Ester
Catalogue No.:
VLGL-00078
CAS No. :
NA
Irbesartan N-β-D-2,3,4-Tri-O-acetyl-glucuronide Methyl Ester
Catalogue No.:
VLGL-00122
CAS No. :
224170-69-8
-1654768910.png)
Lamotrigine N2-(2,3,4-Tri-O-acetyl-β-D-glucuronide Methyl Ester)
Catalogue No.:
VLGL-00123
CAS No. :
136565-76-9
O-Desmethyl Galanthamine β-D-Glucuronide
Catalogue No.:
VLGL-00139
CAS No. :
464189-54-6
-O-Desmethyl Naproxen-1656587408.png)
-Tamsulosin-methyl-d3 Hydrochloride-1656587860.png)
-1656592188.png)
Desmethyl Piroxicam (Piroxicam Impurity B)
Catalogue No.:
VLCS-00231
CAS No. :
65897-46-3
-O-Desmethyl Naproxen-1656660426.png)
benzoic acid-13C6-1655452239.png)
-1-piperazine-D8-1655703112.png)
-1,4-piperazinediacetamide-D8-1655703329.png)
N1,N4-bis(2,6-Dimethylphenyl)-1,4-piperazinediacetamide-D8
Catalogue No.:
VLBB-00003
CAS No. :
NA
benzenesulfonyl fluoride-1655458129.png)
-5-((trimethylsilyl)ethynyl)benzenesulfonyl fluoride-1655458504.png)
3-(Bromomethyl)-5-((trimethylsilyl)ethynyl)benzenesulfonyl fluoride
Catalogue No.:
VLBB-00011
CAS No. :
2088829-12-1
ethynyl)benzenesulfonyl fluoride-1655459544.png)
3-Bromo-5-((trimethylsilyl)ethynyl)benzenesulfonyl fluoride
Catalogue No.:
VLBB-00012
CAS No. :
2088829-15-4
-2-thiophenecarboxylic acid methyl ester-1655462017.png)
3-(Fluorosulfonyl)-2-thiophenecarboxylic acid methyl ester
Catalogue No.:
VLBB-00022
CAS No. :
1373233-35-2
ethynyl)benzenesulfonyl fluoride-1655462649.png)
3-Formyl-5-((trimethylsilyl)ethynyl)benzenesulfonyl fluoride
Catalogue No.:
VLBB-00023
CAS No. :
2088829-13-2
ethynyl)benzenesulfonyl fluoride-1655462478.png)
4-Formyl-2-((trimethylsilyl)ethynyl)benzenesulfonyl fluoride
Catalogue No.:
VLBB-00024
CAS No. :
2088829-01-8
acetate-1655463436.png)
Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate
Catalogue No.:
VLBB-00026
CAS No. :
680-15-9
4-Bromo-3-methylbenzenesulfonyl fluoride
Catalogue No.:
VLBB-00040
CAS No. :
1030832-29-1
benzenesulfonyl fluoride-1655707401.png)
2-Bromo-5-(trifluoromethyl)benzenesulfonyl fluoride
Catalogue No.:
VLBB-00043
CAS No. :
NA
3-Chloro-4-methylbenzenesulfonyl fluoride
Catalogue No.:
VLBB-00049
CAS No. :
25300-22-5
4-Fluoro-2-methylbenzenesulfonyl fluoride
Catalogue No.:
VLBB-00067
CAS No. :
154641-99-3
4'-Methyl-[1,1'-biphenyl]-4-sulfonyl fluoride
Catalogue No.:
VLBB-00072
CAS No. :
1262415-96-2
benzenesulfonyl fluoride-1655805015.png)
4-(1-Methylethyl)benzenesulfonyl fluoride
Catalogue No.:
VLBB-00073
CAS No. :
4365-11-1
1-Methyl-1H-imidazole-2-sulfonyl fluoride
Catalogue No.:
VLBB-00074
CAS No. :
934236-37-0
-2-Boc-aminomethyl-piperidine-1655814278.png)
-2-Boc-aminomethyl-piperidine-1655881108.png)
-2-Methyl-2-phenylpiperidine-1655882400.png)
-2-Methyl-2-phenylpiperidine-1655882498.png)
-2-Methylpiperidine-1655882634.png)
Demethyl Benzydamine-d3 Hydrochloride
Catalogue No.:
VLCS-00603
CAS No. :
1246817-08-2
Desmethyl Levofloxacin-d8 Hydrochloride
Catalogue No.:
VLCS-00619
CAS No. :
1217677-38-7
Desmethyl Sibutramine-d6, Hydrochloride
Catalogue No.:
VLCS-00620
CAS No. :
1189935-32-7
Eplerenone-methyl-d3 Hydroxyacid Potassium Salt
Catalogue No.:
VLCS-00663
CAS No. :
NA
-N-phenylamino]biphenyl-1655121611.png)
TPD ; 4,4'-Bis[N-(3-methylphenyl)-N-phenylamino]biphenyl
Catalogue No.:
VLCR-00002
CAS No. :
65181-78-4
propyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone-1655121832.png)
PDINO ; 2,9-Bis[3-(dimethyloxidoamino)propyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
Catalogue No.:
VLCR-00004
CAS No. :
1558023-86-1
4-(trifluoromethyl)coumarin-1655189455.png)
Coumarin-152 ; 7-(Dimethylamino)4-(trifluoromethyl)coumarin
Catalogue No.:
VLCR-00037
CAS No. :
53518-14-2
4-(trifluoromethyl)coumarin-1655189583.png)
Coumarin-481 ; 7-(Diethylamino)4-(trifluoromethyl)coumarin
Catalogue No.:
VLCR-00038
CAS No. :
41934-47-8
-6-(acetoxymethyl) tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate-1664187129.png)
(2R,3R,4S,5R,6R)-6-(acetoxymethyl) tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate
Catalogue No.:
VLIM-00321
CAS No. :
604-68-2
-2-(acetoxymethyl)-6-bromotetra hydro-2H-pyran-3,4,5-triyl triacetate-1664187148.png)
(2R,3R,4S,5R,6R)-2-(acetoxymethyl)-6-bromotetra hydro-2H-pyran-3,4,5-triyl triacetate
Catalogue No.:
VLIM-00322
CAS No. :
572-09-8
-2-(acetoxymethyl)-3,4-dihydro-2H-pyran-3,4-diyl diacetate-1664187176.png)
(2R,3S,4R)-2-(acetoxymethyl)-3,4-dihydro-2H-pyran-3,4-diyl diacetate
Catalogue No.:
VLIM-00323
CAS No. :
2873-29-2
-2-(hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol-1664187191.png)
(2R,3S,4R)-2-(hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol
Catalogue No.:
VLIM-00324
CAS No. :
13265-84-4
nicotinamide-1657543353.png)
-O-Desmethyl Venlafaxine-D6-1629354959.png)
-1654844173.png)
-1,2,4-cyclopentanetricarboxylic Acid 1,4 2,3-Dianhydride (CMCTD, TCAAH)-1654844289.png)
3-(Carboxymethyl)-1,2,4-cyclopentanetricarboxylic Acid 1,4 2,3-Dianhydride (CMCTD/ TCA)
Catalogue No.:
VLSC-00035
CAS No. :
6053-46-9
-2-Methyl-2-Morpholinopropan-1-one [CMMO]-1654849297.png)
1-(4-Chlorophenyl)-2-Methyl-2-Morpholinopropan-1-one [CMMO]
Catalogue No.:
VLSC-00041
CAS No. :
88324-57-6
-1654846249.png)
1,3-Dimethyl-1,2,3,4-cyclobutanetetracarboxylic acid 1,2:3,4-dianhydride (DCBT)
Catalogue No.:
VLSC-00046
CAS No. :
137820-87-2
phosphine Oxide [TPO]-1654864057.png)
Diphenyl(2,4,6-trimethyl benzoyl)phosphine Oxide [TPO]
Catalogue No.:
VLSC-00054
CAS No. :
75980-60-8
-1664188739.png)
cyclopentane-1,2,4-tricarboxylic acid (CMCTD N-1) PRECURSER-1654846749.png)
3-(carboxymethyl)cyclopentane-1,2,4-tricarboxylic acid (CMCTD N-1) PRECURSER
Catalogue No.:
VLSC-00058
CAS No. :
24434-90-0
-4-Bromomethylbiphenyl– Olmesartan Impurity-1664195590.png)
2-(N-Triphenylmethyl tetrazotyl)-4-Bromomethylbiphenyl– Olmesartan Impurity
Catalogue No.:
VLIM-00630
CAS No. :
88546-55-8
-1664196238.png){kind=spacer}
-1664255922.png)
Valproic acid impurity K(2-methyl-2-ethyl-pentanoic acid)
Catalogue No.:
VLIM-00749
CAS No. :
5343-52-2
fluorene-1661234033.png)
9,9-Bis(3-methyl-4-aminophenyl)fluorene
Catalogue No.:
VLSC-00062
CAS No. :
107934-60-1
fluorene-1661235021.png)
9,9-Bis(3-methyl-4-hydroxyphenyl)fluorene
Catalogue No.:
VLSC-00068
CAS No. :
88938-12-9
 methanol) HNMNI-1664343923.png)
(1-Methyl-5-nitro-1H-imidazole-2-yl) methanol) HNMNI
Catalogue No.:
VLPS-00570
CAS No. :
936-05-0
phenol-1664363005.png)
O- Desmethyl venlafaxine cyclic impurity
Catalogue No.:
VLIM-00806
CAS No. :
1346601-55-5
 Impurity-1666010371.png)
N-Nitroso-N-methyl-4-aminobutyric Acid(NMBA) Impurity
Catalogue No.:
VLIM-00869
CAS No. :
61445-55-4
-3,4-dimethoxypyridine hydrochloride-1666260886.png)
2-(Chloromethyl)-3,4-dimethoxypyridine hydrochloride
Catalogue No.:
VLIM-00886
CAS No. :
72830-09-2
-2-(methylamino)propan-1-one hydrochloride-1681367485.png)
1-(3-chlorophenyl)-2-(methylamino)propan-1-one hydrochloride
Catalogue No.:
VLIM-00904
CAS No. :
1607439-32-6
amino)-1-(3-chlorophenyl) propan-1-one hydrochloride-1681372491.png)
2-(tert-butyl(methyl)amino)-1-(3-chlorophenyl) propan-1-one hydrochloride
Catalogue No.:
VLIM-00919
CAS No. :
1193779-78-0
N-Methyl-3-chloropropylamine Hydrochloride
Catalogue No.:
VLIM-00940
CAS No. :
97145-88-5
2-Methyl-3-nitrophenylethyl-N,N-di-n-propyl ammonium oxalate
Catalogue No.:
VLIM-00959
CAS No. :
915376-75-9
Benzyl albuterol methyl ester impurity
Catalogue No.:
VLIM-01089
CAS No. :
174607-70-6