ChemicalBook--->CAS DataBase List--->1676-81-9

1676-81-9

1676-81-9 Structure

1676-81-9 Structure
IdentificationMore
[Name]

N-Cbz-L-serine methyl ester
[CAS]

1676-81-9
[Synonyms]

CBZ-L-SERINE METHYL ESTER
CBZ-SER-OME
N-ALPHA-CARBOBENZOXY-L-SERINE METHYL ESTER
N-CARBOBENZOXY-L-SERINE METHYL ESTER
N-CARBOBENZYLOXY-L-SERINE METHYL ESTER
N-CBZ-L-SERINE METHYL ESTER
n-z-l-serine methyl ester
Z-L-SERINE METHYL ESTER
Z-SERINE-OME
Z-SER-OME
N-Benzyloxycarbonyl-L-serine methyl ester
Z-L-SER-OME
(S)-METHYL 2-(BENZYLOXYCARBONYLAMINO)-3-HYDROXYPROPANOATE
(S)-3-Hydroxy-2-(benzyloxycarbonylamino)propionic acid methyl ester
[(S)-3-Hydroxy-1-oxo-1-methoxypropan-2-yl]carbamic acid benzyl ester
[EINECS(EC#)]

605-484-2
[Molecular Formula]

C12H15NO5
[MDL Number]

MFCD00077039
[Molecular Weight]

253.25
[MOL File]

1676-81-9.mol
Chemical PropertiesBack Directory
[Melting point ]

41-43 °C(lit.)
[Boiling point ]

170 °C0.01 mm Hg(lit.)
[density ]

1.2499 (rough estimate)
[refractive index ]

-15 ° (C=1, MeOH)
[Fp ]

>230 °F
[storage temp. ]

-15°C
[solubility ]

Chloroform, Methanol
[form ]

Viscous Liquid or Solid
[pka]

10.49±0.46(Predicted)
[color ]

Pale yellow
[Optical Rotation]

-13.4°(C=0.01 g/ml MEOH)
[CAS DataBase Reference]

1676-81-9(CAS DataBase Reference)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[Safety Statements ]

24/25
[WGK Germany ]

3
[HS Code ]

29242990
Hazard InformationBack Directory
[Chemical Properties]

Clear Waxy Solid
[Uses]

N-[(Phenylmethoxy)carbonyl]-L-serine Methyl Ester is used to inhibit the activity of Mycobacterium tuberculosis in studies. Also used in the synthesis of pyrazinecarboxamide-based compounds acting as inhibitors of diacylglycerol acetyltransferases regarding treatment of obesity.
[Uses]

N-Cbz-L-serine methyl ester is used to inhibit the activity of Mycobacterium tuberculosis in studies. Also used in the synthesis of pyrazinecarboxamide-based compounds acting as inhibitors of diacylglycerol acetyltransferases regarding treatment of obesity.
[reaction suitability]

reaction type: solution phase peptide synthesis
[Synthesis]

L-Serine methyl ester hydrochloride

5680-80-8

Benzyl chloroformate

501-53-1

N-Cbz-L-serine methyl ester

1676-81-9

To a suspension of L-serine methyl ester hydrochloride (1.00 g, 6.43 mmol, 1.00 equiv) in dioxane (5.00 mL) was added an aqueous solution (25.7 mL) of NaHCO3 (1.62 g, 19.3 mmol, 3.00 equiv). Subsequently, a dioxane solution (15.0 mL, diluted with 4.20 mL dioxane) of benzyl chloroformate (Cbz-Cl, 1.10 mL, 7.72 mmol, 1.20 eq.) was added to the reaction system and the reaction was stirred at 25 °C. After 5 hours of reaction, the reaction was quenched with 1 M HCl aqueous solution and the aqueous layer was extracted with ethyl acetate (2×). The organic layers were combined, washed with 10% NaCl aqueous solution, dried over anhydrous Na2SO4, filtered and concentrated under reduced pressure. The crude product was purified by silica gel column chromatography (eluent: hexane solution of 50% ethyl acetate) to afford N-benzyloxycarbonyloxy-L-serine methyl ester (1.50 g, 5.92 mmol, 92% yield) as a colorless oil.

[References]

[1] Journal of Organic Chemistry, 1996, vol. 61, # 16, p. 5528 - 5531
[2] Organic and Biomolecular Chemistry, 2015, vol. 13, # 26, p. 7177 - 7192
[3] Synthesis, 1996, # 2, p. 189 - 191
[4] Beilstein Journal of Organic Chemistry, 2017, vol. 13, p. 106 - 110
[5] Organic Letters, 2018, vol. 20, # 4, p. 1019 - 1022
Spectrum DetailBack Directory
[Spectrum Detail]

N-Cbz-L-serine methyl ester(1676-81-9)1HNMR
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

1676-81-9(sigmaaldrich)
[TCI AMERICA]

N-Carbobenzoxy-L-serine Methyl Ester,>98.0%(N)(1676-81-9)
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