- GL Biochem (Shanghai) Ltd.
- China
- Product Name: H-Asp(OtBu)-OH
- Price: $Inquiry/1kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Jackie Yang
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: H-Asp(OtBu)-OH
- Price: ￥448.0/25g ￥238.0/10g ￥1448.0/100g
- Purity: 95.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Nanjing Peptide Biotech Ltd
- China
- Product Name: H-Asp(OtBu)-OH
- Price: ￥Inquiry/10g ￥Inquiry/100g ￥Inquiry/1kg ￥Inquiry/10kg
- Purity: 98.0%
- Stocking Period: 7 Day
- Contact: jom
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: L-Aspartic acid 4-tert-butyl ester
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
3057-74-7
3057-74-7 structure
- Name: H-Asp(OtBu)-OH
- Chemical Name: (2S)-2-amino-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid
- CAS Number: 3057-74-7
- Molecular Formula: C8H15NO4
- Molecular Weight: 189.209
- Catalog: Biochemical Amino acids and their derivatives Other protected amino acids
- Create Date: 2018-02-14 08:00:00
- Modify Date: 2024-01-02 17:56:33
-
L-Aspartic acid 4-tert-butyl ester is an aspartic acid derivative[1].
| Name | (2S)-2-amino-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid |
|---|---|
| Synonyms |
(2S)-2-Amino-4-tert-butoxy-4-oxobutanoic acid (non-preferred name)
EINECS 221-292-8 AmbotzHAA1072 (2S)-2-Amino-4-[(2-methyl-2-propanyl)oxy]-4-oxobutanoic acid MFCD00038577 L-Aspartic acid 4-tert-Butyl ester L-Aspartic acid, 4-(1,1-dimethylethyl) ester H-Asp(OtBu)-OH L-Asparticacid-t-butyl ester monohydrate |
| Description | L-Aspartic acid 4-tert-butyl ester is an aspartic acid derivative[1]. |
|---|---|
| Related Catalog | |
| In Vitro | Amino acids and amino acid derivatives have been commercially used as ergogenic supplements. They influence the secretion of anabolic hormones, supply of fuel during exercise, mental performance during stress related tasks and prevent exercise induced muscle damage. They are recognized to be beneficial as ergogenic dietary substances[1]. |
| References |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 318.7±37.0 °C at 760 mmHg |
| Melting Point | 220°C (dec.) |
| Molecular Formula | C8H15NO4 |
| Molecular Weight | 189.209 |
| Flash Point | 146.5±26.5 °C |
| Exact Mass | 189.100113 |
| PSA | 89.62000 |
| LogP | 0.94 |
| Vapour Pressure | 0.0±1.5 mmHg at 25°C |
| Index of Refraction | 1.476 |
| Storage condition | 2-8°C |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Safety Phrases | S22-S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2922509090 |
|
~10%
3057-74-7 |
| Literature: Felpin, Francois-Xavier; Fouquet, Eric Synthesis, 2011 , # 18 art. no. T66211SS, p. 2893 - 2896 |
|
~86%
3057-74-7 |
| Literature: Stein, Karin A.; Toogood, Peter L. Journal of Organic Chemistry, 1995 , vol. 60, # 24 p. 8110 - 8112 |
|
~98%
3057-74-7 |
| Literature: Chen, Chun-Chi; Rajagopal, Basker; Liu, Xuan Yu; Chen, Kuan Lin; Tyan, Yu-Chang; Lin, Fui; Lin, Po-Chiao Amino Acids, 2014 , vol. 46, # 2 p. 367 - 374 |
|
~%
3057-74-7 |
| Literature: Journal of Organic Chemistry, , vol. 28, p. 1251 - 1253 |
|
~73%
3057-74-7 |
| Literature: Oppolzer, Wolfgang; Moretti, Robert; Thomi, Silvia Tetrahedron Letters, 1989 , vol. 30, # 44 p. 6009 - 6010 |
|
~%
3057-74-7 |
| Literature: Justus Liebigs Annalen der Chemie, , vol. 673, p. 208 - 220 |
|
~%
3057-74-7 |
| Literature: Chemische Berichte, , vol. 105, p. 3650 - 3657 |
|
~%
3057-74-7 |
| Literature: Tetrahedron Letters, , vol. 30, # 44 p. 6009 - 6010 |
| Precursor 8 | |
|---|---|
| DownStream 10 | |
![2-Methyl-2-propanyl (3S)-3-({N-[{[2-(2-methyl-2-propanyl)phenyl]a mino}(oxo)acetyl]-L-alanyl}amino)-4-oxo-5-(2,3,5,6-tetrafluorophe noxy)pentanoate structure](https://www.chemsrc.com/caspic/231/254750-83-9.png)
![Pentanoic acid, 5-bromo-4-oxo-3-[[(2S)-1-oxo-2-[[(phenylmethoxy)carbonyl]amino]propyl]amino]-, 1,1-dimethylethyl ester, (3S)- structure](https://www.chemsrc.com/caspic/213/868565-55-3.png)
| HS Code | 2922509090 |
|---|---|
| Summary | 2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |