Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBu^t

Base Information

• Chemical Name: Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBu^t
• CAS No.: 75893-45-7
• Molecular Formula: C₄₈H₇₆N₈O₁₂
• Molecular Weight: 957.178
• Mol file: 75893-45-7.mol

Synonyms:

Chemical Property of Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBu^t

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBu^t

There total 13 articles about Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBu^t which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

Z-Leu-OH (2018-66-8) → Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBut (75893-45-7)

Guidance literature:

Multi-step reaction with 5 steps

1: 80 percent / DCC / ethyl acetate / 48 h

2: 79 percent / hydrogen / Pd / methanol

3: 1) ethyl chloroformate, Et₃N / 1) THF, -15 deg C, 10 min 2) DMF, overnight

4: 1) 3N HCl in dioxane 2) isopentyl nitrite / 1) 1 h, RT 2) DMF, dioxane, -20 deg C, 5 min

5: Et₃N / dimethylformamide; dioxane / 72 h

With hydrogenchloride; hydrogen; chloroformic acid ethyl ester; triethylamine; dicyclohexyl-carbodiimide; isopentyl nitrite; palladium; In 1,4-dioxane; methanol; ethyl acetate; N,N-dimethyl-formamide;

DOI:10.1248/cpb.28.2692

Reference yield:

Z-Leu-ONp (1738-87-0) → Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBut (75893-45-7)

Guidance literature:

Multi-step reaction with 5 steps

1: 86 percent / dimethylformamide / 12 h / Ambient temperature

2: hydrogen / Pd / methanol / 3 h

3: 1) isopentyl nitrite, 5,5N HCl in dioxane 2) Et₃N / 1) DMF, DMSO, dioxane, -15 deg C, 5 min 2) DMF, 3 d

4: hydrogen / Pd / methanol

5: Et₃N / dimethylformamide; dioxane / 72 h

With hydrogenchloride; hydrogen; triethylamine; isopentyl nitrite; palladium; In 1,4-dioxane; methanol; N,N-dimethyl-formamide;

DOI:10.1248/cpb.28.2692

Reference yield:

proline tert-butyl ester (2812-46-6) → Z-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBut (75893-45-7)

Guidance literature:

Multi-step reaction with 5 steps

1: 86 percent / dimethylformamide / 12 h / Ambient temperature

2: hydrogen / Pd / methanol / 3 h

3: 1) isopentyl nitrite, 5,5N HCl in dioxane 2) Et₃N / 1) DMF, DMSO, dioxane, -15 deg C, 5 min 2) DMF, 3 d

4: hydrogen / Pd / methanol

5: Et₃N / dimethylformamide; dioxane / 72 h

With hydrogenchloride; hydrogen; triethylamine; isopentyl nitrite; palladium; In 1,4-dioxane; methanol; N,N-dimethyl-formamide;

DOI:10.1248/cpb.28.2692

upstream raw materials:

H-Gln-Ser-Leu-Pro-OBu^t

Z-Gln-Ser-Leu-Pro-OBu^t

Z-Ile-Leu-Pro-NH-NH-Boc

Z-Leu-OH

Downstream raw materials:

Z-Asn-Thr-Pro-Ile-Leu-Pro-Gln-Ser-Leu-Pro-OBu^t