(N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

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Chemical Name:(N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester
CAS No.:551964-24-0
Molecular Formula:C₃₂H₅₇N₅O₁₀SSi
Molecular Weight:731.984
Hs Code.:

(<i>N</i>'-{3-<i>tert</i>-butoxycarbonylamino-5-(<i>tert</i>-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-<i>N</i>-methyl-hydrazino)-acetic acid <i>tert</i>-butyl ester

Synonyms:(N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

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Chemical Property of (N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

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Technology Process of (N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

There total 12 articles about (N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester 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: 94.0%

: 75-03-6
ethyl iodide

: 551964-20-6
{N'-[3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-(2-nitro-benzenesulfonylamino)-hexanoyl]-N-methyl-hydrazino}-acetic acid tert-butyl ester

: 551964-24-0
(N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

Guidance literature:: With caesium carbonate; In N,N-dimethyl-formamide; at 20 ℃; for 2h;
DOI:10.1016/S0960-894X(03)00393-7

Reference yield:

: 5292-43-3
bromoacetic acid tert-butyl ester

: 551964-24-0
(N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 99 percent / Et₃N / CH₂Cl₂ / 2 h / 0 - 20 °C

2: 96 percent / dimethylformamide / 3 h / 20 °C

3: 80 percent / PPh₃; H₂O / tetrahydrofuran / 14 °C

4: collidine / CH₂Cl₂ / 8 h / 20 °C

5: 94 percent / Cs₂CO₃ / dimethylformamide / 2 h / 20 °C

With 2,3,5-trimethyl-pyridine; water; caesium carbonate; triethylamine; triphenylphosphine; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0960-894X(03)00393-7

Reference yield:

: 144036-71-5
tert-butyl 2-(1-methylhydrazinyl)acetate

: 551964-24-0
(N'-{3-tert-butoxycarbonylamino-5-(tert-butyl-dimethyl-silanyloxy)-6-[ethyl-(2-nitro-benzenesulfonyl)-amino]-hexanoyl}-N-methyl-hydrazino)-acetic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 96 percent / dimethylformamide / 3 h / 20 °C

2: 80 percent / PPh₃; H₂O / tetrahydrofuran / 14 °C

3: collidine / CH₂Cl₂ / 8 h / 20 °C

4: 94 percent / Cs₂CO₃ / dimethylformamide / 2 h / 20 °C

With 2,3,5-trimethyl-pyridine; water; caesium carbonate; triphenylphosphine; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0960-894X(03)00393-7