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Chemical materials

N-Nitroso Valsartan Impurity 48

ULV0272 /
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N,N-Dinitroso Valsartan Impurity 48

ULV0273 /
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Valsartan Impurity 49

ULV0274 /
CAS No.：878559-74-1
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Valsartan Impurity 50

ULV0275 /
CAS No.：443093-86-5
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Valsartan Impurity 51

ULV0276 /
CAS No.：50670-51-4
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Valsartan Impurity 52

ULV0277 /
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N-Nitroso Valsartan Impurity 52

ULV0278 /
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Valsartan USP Related Compound E (Valsartan Methyl Ester)

ULV028 /
CAS No.：137863-17-3
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Vandetanib

ULV028001 /
CAS No.：443913-73-3
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Vandetanib-d4

ULV028002 /
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N-Desmethyl Vandetanib

ULV028003 /
CAS No.：338992-12-4
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N-Demethyl Vandetanib-d4

ULV028004 /
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O-Desmethyl Vandetanib

ULV028005 /
CAS No.：910298-60-1
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Vandetanib-d6

ULV028006 /
CAS No.：1174683-49-8
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Valsartan Benzyl Ester N1-Trityl Analog

ULV029 /
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Vemurafenib

ULV029001 /
CAS No.：918504-65-1
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Vemurafenib-d7

ULV029002 /
CAS No.：1365986-73-7
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Vemurafenib Impurity 1

ULV029003 /
CAS No.：1262985-23-8
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VP 14637

ULV030001 /
CAS No.：235106-62-4
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VP 14637-13C3

ULV030002 /
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Venlafaxine HCl

ULV031 /
CAS No.：99300-78-4
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Venlafaxine EP Impurity C HCl (N,N-Didesmethyl Venlafaxine HCl)

ULV0310 /
CAS No.：130198-05-9
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Vicriviroc

ULV031001 /
CAS No.：306296-47-9
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Vicriviroc-13C-d3

ULV031002 /
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Venlafaxine Impurity 5

ULV0311 /
CAS No.：1346600-77-8
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Venlafaxine Related Compound 2

ULV0312 /
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Venlafaxine Related Compound 3 (R-4-(3-Methyl-1-oxa-azaspiro[5,50undecan-5-yl]phenol))

ULV0313 /
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Venlafaxine Related Compound 1 (4-(1-Cyclohex-1-en-1-yl)-2-(dimethylamino)ethyl)phenol)

ULV0314 /
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Venlafaxine Related Compound 4 (S-4-(1-(1-Hydroxycyclohexyl)-2-((4-hydroxyphenylethyl) amino) ethyl) phenol)

ULV0315 /
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Venlafaxine EP Impurity G HCl

ULV0316 /
CAS No.：2108968-20-1
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Venlafaxine EP Impurity B HCl

ULV0317 /
CAS No.：323176-93-8 (free base)
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Venlafaxine EP Impurity E HCl

ULV0318 /
CAS No.：93413-56-0
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Venlafaxine EP Impurity A HCl (Descyclohexanol Venlafaxine HCl)

ULV0319 /
CAS No.：50822-98-5
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Venlafaxine-d10 HCl

ULV032 /
CAS No.：1216539-56-8
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Venlafaxine EP Impurity H

ULV0320 /
CAS No.：1329795-88-1
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Vancomycin EP Impurity A (N-Demethyl Vancomycin B)

ULV032001 /
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Vancomycin EP Impurity B ([ß Asp3]vancomycin B ; Vancomycin B Diacid)

ULV032002 /
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Vancomycin EP Impurity C (Agluco Vancomycin B ; Vancomycin B Aglycone)

ULV032003 /
CAS No.：82198-76-3
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Vancomycin EP Impurity D (Desvancosaminylvancomycin B)

ULV032004 /
CAS No.：101485-50-1
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Monodeschloro-Vancomycin

ULV032005 /
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Vancomycin EP Impurity K Ditrifluoroacetate ((N-Methyl-Leu) Vancomycin B Ditrifluoroacetate)

ULV032006 /
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Vancomycin EP Impurity F ([L-alpha-Gln3] Vancomycin B) HCl

ULV032007 /
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De-(N-Methyl-D-Leu)-D-Phenylanlanyl Vancomycin B

ULV032008 /
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De-Oxy-(2) Vancomycin B

ULV032009 /
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Vancomycin EP Impurity G HCl

ULV032010 /
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Vancomycin EP Impurity J (26-epi-Vancomycin B) HCl

ULV032011 /
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Vancomycin EP Impurity H (Mono-Dechloro-6 Vancomycin B)

ULV032012 /
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Vancomycin EP Impurity I (3.2-syn-Chloro-vancomycin B)

ULV032013 /
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26-epi-Vancomycin B

ULV032014 /
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N,N-Dimethyl-D-Leu1-Vancomycin B

ULV032015 /
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Telephone 04-2472-8859
Fax 04-2472-8825
Mail taichung@echochemical.com

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Telephone 06-243-6589
Fax 06-253-8208
Mail tainan@echochemical.com

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Telephone 07-753-9988
Fax 07-753-1958
Mail kaohsiung@echochemical.com
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