We serve (S)-2-((Methoxycarbonyl)amino)-3-methylbutanoic acid CAS:74761-42-5 to global customers since 2007, Pls send inquiry to info@nbinno.com or visit www.nbinno.com our official website should you have any interests. This site is for information only.
Chemical Name: (S)-2-((Methoxycarbonyl)amino)-3-methylbutanoic acid
CAS.NO: 74761-42-5
Synonyms:MOC-L-Valine
(S)-2-((Methoxycarbonyl)aMino)-3-Methylbutanoic acid
(S)-2-((METHOXYCARBONYL)AMINO)-3-METHYLBUTANOICACID
L-Valine, N-(methoxycarbonyl)-
Molecular Formula: C7H13NO4
Molecular Weight:175.18200
Physical and Chemical Properties:
Density: 1.154 ± 0.06 g / cm3
Boiling point: 315.9 ± 25.0 ° C at 760 mmHg
Melting point: 109.0 to 113.0 ° C
Flash point: 144.9 ± 23.2 ° C
Refractive index: 1.457
Specification:
Appearance:White or off white powder
Purity:≥99.0%
Identification:
1. by IR):Must be comparable to the standard spectrum run under the same conditions.
2.By HPLC:Retention time of major peak in the chromatogram of sample solution should correspond to that of standard solution as obtained in chromatographic purity by HPLC.
Specific rotation(On dried basis) :Between -4.0 °and -8.0°
Water(KF) :NMT0.5%
Residue on Ignition: NMT0.5%
Purity by HPLC(%area):
Assay （On dried basis）:98.5%～102.0%
a.N-Moc-l-valine :NLT 99%
b.Impurity at RRT-1.15:NMT0.05%
C.Any major unknown impurity :NMT 0.5%
d.Total impurities:NMT 1%
N-Moc-D-valine:NMT 0.05%
Packing:
25kg 1 cardboard drum or according to customer specified requirements
Storage:This product is white or off white powder, odorless, soluble in water,
insoluble in alcohol.
Application: Pharmaceutical Intermediates Ledipasvir, Drug Development.Intermediates of Daclatasvir CAS:1009119-64-5.
Contact us for information like (S)-2-((Methoxycarbonyl)amino)-3-methylbutanoic acid chemical properties,Structure,melting point,boiling point,density,molecular formula,molecular weight,L-Valine, N-(methoxycarbonyl)- physical properties,toxicity information,customs codes,safety, risk, hazard and MSDS, CAS,cas number,L-Valine, N-(methoxycarbonyl)- Use and application,(S)-2-((METHOXYCARBONYL)AMINO)-3-METHYLBUTANOICACID technical grade,usp/ep/jp grade.
Related News: Taiwan previously participated as an observer at the World Health Assembly, the W.H.O.’s governing body.2,3,5,6-Tetrafluoro-4-(Methoxymethyl) benzyl alcohol manufacturer Chinese nationals coming from China and connecting through another foreign airport will be denied travel. Those with pre-clearance are exempted.4-Cloromethyl-5-methyl-1,3-dioxol-2-one supplier Chinese nationals coming from China and connecting through another foreign airport will be denied travel. Those with pre-clearance are exempted.2-Bromo-5-methoxypyridine vendor Our pharma and biotech offering includes registration and commercialization of products through in-licensing and flexible partnerships.Optimize the reaction and improve the production process to reduce the production cost. At the same time, strengthen the determination and analysis of impurities to improve product quality.
