Boc-D-Asp-OMe
- Product Name
- Boc-D-Asp-OMe
- CAS No.
- 137130-65-5
- Chemical Name
- Boc-D-Asp-OMe
- Synonyms
- Boc-D-Asp-OMe;(Tert-Butoxy)Carbonyl D-Asp-OMe;N-Boc-D-aspartic acid 1-methyl ester;N-Boc-D-asparticacid1-methylester,97%;α-methyl N-(tert-butoxycarbonyl)aspartate;(R)-3-((tert-butoxycarbonyl)amino)-4-methoxy-4-oxobutanoic acid;N-[(1,1-Dimethylethoxy)carbonyl]-D-aspartic acid 1-methyl ester;(3R)-3-{[(tert-butoxy)carbonyl]amino}-4-methoxy-4-oxobutanoic acid;D-Aspartic acid, N-[(1,1-dimethylethoxy)carbonyl]-, 1-methyl ester
- CBNumber
- CB83048524
- Molecular Formula
- C10H17NO6
- Formula Weight
- 247.25
- MOL File
- 137130-65-5.mol
Boc-D-Asp-OMe Property
- Boiling point:
- 407.1±40.0 °C(Predicted)
- Density
- 1.209±0.06 g/cm3(Predicted)
- storage temp.
- 2-8°C
- pka
- 4.09±0.19(Predicted)
- form
- Powder
- color
- White
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P337+P313IF eye irritation persists: Get medical advice/attention.
N-Bromosuccinimide Price
- Product number
- D474280
- Product name
- N-[(1,1-Dimethylethoxy)carbonyl]-D-asparticAcid1-MethylEster
- Packaging
- 25g
- Price
- $615
- Updated
- 2021/12/16
- Product number
- 8320CR
- Product name
- Boc-D-Asp-OMe
- Packaging
- 1g
- Price
- $72
- Updated
- 2021/12/16
- Product number
- AS112768
- Product name
- Boc-D-Asp-OMe
- Purity
- 97%
- Packaging
- 100g
- Price
- $305
- Updated
- 2021/12/16
- Product number
- AS112768
- Product name
- Boc-D-Asp-OMe
- Purity
- 97%
- Packaging
- 25g
- Price
- $97
- Updated
- 2021/12/16
- Product number
- AS112768
- Product name
- Boc-D-Asp-OMe
- Purity
- 97%
- Packaging
- 5G
- Price
- $32
- Updated
- 2021/12/16
Boc-D-Asp-OMe Chemical Properties,Usage,Production
Uses
N-Boc-D-aspartic acid 1-methyl ester is widely used in pharmaceuticals and foods.
Synthesis
80963-12-8
98045-03-5
Boc-L-aspartyl (OBn) (OMe) 14 (5.88 g, 17.43 mmol) was used as a raw material and dissolved in methanol (20 mL) in a 50 mL round bottom flask. A 10% palladium-carbon catalyst was added to the reaction system under nitrogen protection. Subsequently, the gas in the reaction vessel was replaced three times with nitrogen and then three times with hydrogen. The reaction mixture was stirred under hydrogen atmosphere and atmospheric pressure for 6 hours. Upon completion of the reaction, the catalyst was removed by filtration and the filtrate was concentrated to afford the target product (S)-3-((tert-butoxycarbonyl)amino)-4-methoxy-4-oxobutanoic acid (Compound 15) as a colorless gelatinous liquid (4.1 g, 95% yield). The product had a rotativity [α]21D = 34 (c 0.1, CHCl3).1H NMR (CDCl3, 400MHz) δ: 1.43 (s, 9H), 2.83-2.86 (d, 1H, J = 16.92Hz), 3.01-3.05 (d, 1H, J = 16.68Hz), 3.74 (s, 3H), 4.57 (s, 1H), 4.57 (s, 1H). 1H), 5.55-5.57 (d, 1H, J = 8.12Hz), 10.45 (s, 1H).13C NMR (CDCl3, 100MHz) δ: 28.3, 36.6, 49.7, 52.8, 80.5, 155.5, 171.5, 176.0. IR (KBr) νmax: 3366, 2980, 1719, 1506, 1440. 1719, 1506, 1440, 1395, 1368, 1222, 1165, 1060, 1008, 864, 764, 587 cm-1.
References
[1] Organic and Biomolecular Chemistry, 2007, vol. 5, # 9, p. 1459 - 1465
[2] Tetrahedron Letters, 2014, vol. 55, # 14, p. 2274 - 2276
[3] Bioorganic and Medicinal Chemistry Letters, 2005, vol. 15, # 1, p. 15 - 20
[4] Bioorganic and Medicinal Chemistry Letters, 2010, vol. 20, # 2, p. 586 - 590
[5] Carbohydrate Research, 2013, vol. 382, p. 36 - 42
Boc-D-Asp-OMe Preparation Products And Raw materials
Raw materials
Preparation Products
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