Z-TRP-OBZL
- Product Name
- Z-TRP-OBZL
- CAS No.
- 69876-37-5
- Chemical Name
- Z-TRP-OBZL
- Synonyms
- Z-TRP-OBZL;Cbz-Trp-OBzl;Z-L-Trp-OBzl;Z-L-TRYPTOPHAN BENZYL ESTER;N-a-Z-L-tryptophanbenzylester;Nα-Z-L-tryptophan benzyl ester;N-α-Z-L-tryptophan benzyl ester;N-cbz-L-tryptophan benzyl ester;N-.ALPHA.-CBZ-L-TRYPTOPHAN BENZYL ESTER;N-Carbobenzyloxy-L-tryptphan benzyl ester
- CBNumber
- CB3358438
- Molecular Formula
- C26H24N2O4
- Formula Weight
- 428.48
- MOL File
- 69876-37-5.mol
Z-TRP-OBZL Property
- Melting point:
- 105-108℃
- Boiling point:
- 656.7±55.0 °C(Predicted)
- Density
- 1.266±0.06 g/cm3(Predicted)
- storage temp.
- Sealed in dry,2-8°C
- form
- Powder
- pka
- 10.93±0.46(Predicted)
- color
- White to off-white
- optical activity
- 7.70°(C=0.01g/mL, CHCL3, 20°C, 589nm)
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
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
- V0756
- Product name
- Z-Trp-OBzl
- Packaging
- 1g
- Price
- $14
- Updated
- 2021/12/16
- Product number
- 06627
- Product name
- Z-L-tryptophan benzyl ester
- Purity
- ≥ 99% (HPLC)
- Packaging
- 1G
- Price
- $25.9
- Updated
- 2021/12/16
- Product number
- V0756
- Product name
- Z-Trp-OBzl
- Packaging
- 5g
- Price
- $54
- Updated
- 2021/12/16
- Product number
- AS91250
- Product name
- Nalpha-Cbz-L-tryptophan Benzyl Ester
- Purity
- 97+% ee
- Packaging
- 5G
- Price
- $86
- Updated
- 2021/12/16
- Product number
- 411802
- Product name
- Z-Trp-OBzl
- Purity
- ≥98%
- Packaging
- 1g
- Price
- $98
- Updated
- 2021/12/16
Z-TRP-OBZL Chemical Properties,Usage,Production
Chemical Properties
White to off-white powder
Synthesis
100-51-6
7432-21-5
69876-37-5
GENERAL STEPS: To a stirred suspension of (S)-2-(((benzyloxy)carbonyl)amino)-3-(1H-indol-3-yl)propanoic acid (2.45 g, 7.2 mmol) in 10 mL of anhydrous dichloromethane, 4-dimethylaminopyridine (DMAP, 88 mg, 0.72 mmol) and benzyl alcohol (1.28 g, 11.8 mmol) were added. A 5 mL solution of N,N'-dicyclohexylcarbodiimide (DCC, 1.48 g, 7.2 mmol) in dichloromethane was slowly added at 0 °C. The reaction was carried out at 0 °C with the addition of N,N'-dicyclohexylcarbodiimide (DCC, 1.48 g, 7.2 mmol). The reaction mixture was slowly warmed to room temperature and stirred overnight. The white precipitate was removed by filtration and the solvent was subsequently removed by distillation under reduced pressure to afford the colorless oily product Cbz-L-tryptophan benzyl ester (3 g, 98%). The product had a rotativity of [α]D20 = +50 (c = 1.0, CHCl3, 365 nm). Thin layer chromatography (TLC) showed Rf = 0.29 (ethyl acetate:hexane = 1:2).1H NMR (400 MHz, CDCl3) δ: 8.26 (br, 1H), 7.56 (d, J = 8.0 Hz, 1H), 7.41-7.33 (m, 9H), 7.26-7.20 (m, 3H), 7.12 (t, J = 8.0 Hz , 1H), 6.76 (d, J = 2.0 Hz, 1H), 5.47 (d, J = 8.0 Hz, 1H), 5.18-5.10 (m, 4H), 4.82 (q, J = 8.0 Hz, 1H), 3.34 (d, J = 5.1 Hz, 2H).13C NMR (100 MHz, CDCl3) δ: 171.8, 155.8 , 136.1, 136.0, 135.1, 128.5, 128.4, 128.3, 128.0, 127.5, 127.4, 126.9, 122.9, 122.0, 119.5, 118.5, 111.2, 109.4, 67.1, 66.8, 54.6, 27.8.Fourier transform infrared (FTIR) spectroscopy ( FTIR, pure sample) showed absorption peaks located at 3395, 3343, 1742, 1458, 1377, 721 cm-1. High resolution mass spectrometry (HRMS, ESI) calculated value of C20H20O4N2 [M + H]+ was 429.1814 and measured value was 429.1821.
References
[1] Patent: US2011/269972, 2011, A1. Location in patent: Page/Page column 20
Z-TRP-OBZL Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Z-TRP-OBZL manufacturers
- Product
- Z-TRP-OBZL 69876-37-5
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 1ton
- Release date
- 2018-08-09
- Product
- Z-TRP-OBZL 69876-37-5
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 20kg
- Release date
- 2018-08-15