Z-TYR-OME
- Product Name
- Z-TYR-OME
- CAS No.
- 13512-31-7
- Chemical Name
- Z-TYR-OME
- Synonyms
- CBZ-Tyr-OMe;Z-L-TYROSINE METHYL ESTER;Z-TYR-OME;Z-L-Tyr-OMe;Cbz-L-Tyr-OMe;Z-TYROSINE-OME;Z-TYR-OME USP/EP/BP;CBZ-L-TYROSINE METHYL ESTER;Z-L-tyrosine methyl ester99%;N-Cbz-L-tyrosine Methyl ester
- CBNumber
- CB9759271
- Molecular Formula
- C18H19NO5
- Formula Weight
- 329.35
- MOL File
- 13512-31-7.mol
Z-TYR-OME Property
- Melting point:
- 93-97 °C(lit.)
- Boiling point:
- 528.1±50.0 °C(Predicted)
- Density
- 1.249±0.06 g/cm3(Predicted)
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- solubility
- Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
- pka
- 9.75±0.15(Predicted)
- form
- Solid
- Appearance
- White to off-white Solid
- optical activity
- [α]20/D +48°, c = 1 in chloroform
- CAS DataBase Reference
- 13512-31-7(CAS DataBase Reference)
Safety
- WGK Germany
- 3
- HS Code
- 2922498590
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 242850
- Product name
- Z-L-tyrosine methyl ester 99+%
- Packaging
- 1g
- Price
- $156
- Updated
- 2021/12/16
- Product number
- 06674
- Product name
- Z-L-tyrosinemethylester,≥99%(HPLC)
- Purity
- ≥99%(HPLC)
- Packaging
- 1G
- Price
- $13.5
- Updated
- 2021/12/16
- Product number
- 06674
- Product name
- Z-L-tyrosine methyl ester
- Purity
- ≥ 99% (HPLC)
- Packaging
- 5G
- Price
- $25.9
- Updated
- 2021/12/16
- Product number
- 06674
- Product name
- Z-L-tyrosine methyl ester
- Purity
- ≥ 99% (HPLC)
- Packaging
- 25G
- Price
- $62.1
- Updated
- 2021/12/16
- Product number
- AS91167
- Product name
- N-Cbz-L-tyrosine Methyl Ester
- Purity
- 98+% ee
- Packaging
- 25g
- Price
- $71
- Updated
- 2021/12/16
Z-TYR-OME Chemical Properties,Usage,Production
Uses
N-Cbz-L-tyrosine Methyl Ester is used in preparation of optically active Imidazolidione derivatives from N-Benzyloxycarbonyl-tyrosine Ester via Ethylation, reduction and successive treatment with Methanesulfonyl Chloride, Ethylenediamine and Lithium Hydroxide.
Synthesis
3417-91-2
501-53-1
13512-31-7
To the solid L-tyrosine methyl ester hydrochloride (Tyr-OMe-HCl) obtained above, 300 g of ethyl acetate (AcOEt) was added, 100 g of sodium carbonate (Na2CO3) and 50 g of water under stirring. Benzyl chloroformate (Z-Cl) was slowly added dropwise while controlling the pH of the reaction system to 8. The progress of the reaction was monitored by thin layer chromatography (TLC) until the reaction system was free of L-tyrosine methyl ester hydrochloride (Tyr-OMe-HCl). Subsequently, citric acid was added to acidify the reaction solution to pH=3 and the layers were left to separate. The organic layer was washed to neutrality with brine. To the organic layer 20-50 g of anhydrous sodium sulfate (Na2SO4) was added and stirred for 4 hours for drying. The sodium sulfate (Na2SO4) was removed by filtration and the filtrate was concentrated and transferred to a crystallization kettle. Concentrate the concentrate with hot water until dry, add 200g of petroleum ether (PET), stirring until crystallization is complete. White crystals of N-Benzyloxycarbonyl-L-tyrosine methyl ester (ZL-Tyr-OMe) were obtained by filtration and dried to give 390 g of product with 4% moisture content.
References
[1] Journal of the American Chemical Society, 2004, vol. 126, # 32, p. 10162 - 10173
[2] Croatica Chemica Acta, 2003, vol. 76, # 1, p. 23 - 36
[3] Journal of Organic Chemistry, 1986, vol. 51, # 14, p. 2728 - 2735
[4] Journal of the American Chemical Society, 2004, vol. 126, # 40, p. 12897 - 12906
[5] Patent: CN103833593, 2016, B. Location in patent: Paragraph 0045; 0047
Z-TYR-OME Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Z-TYR-OME manufacturers
- Product
- Z-TYR-OME 13512-31-7
- Price
- US $0.00/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- 10000KGS
- Release date
- 2025-02-25
- Product
- Z-TYR-OME 13512-31-7
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 20kg
- Release date
- 2018-08-15
- Product
- Z-TYR-OME 13512-31-7
- Price
- US $7.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 100KG
- Release date
- 2018-08-15