(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

Base Information

Chemical Name:(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid
CAS No.:1053257-42-3
Molecular Formula:C₅₅H₆₃N₅O₉S
Molecular Weight:970.199
Hs Code.:

(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

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Chemical Property of (S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

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Technology Process of (S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

There total 7 articles about (S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid 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:

: 1053728-77-0
(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid methyl ester

: 1053257-42-3
(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

Guidance literature:: With lithium hydroxide; In tetrahydrofuran; for 4h; Ambient temperature;
DOI:10.1021/jm950642a

Reference yield:

: 6306-52-1
L-valine methylester hydrochloride

: 1053257-42-3
(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) acetic acid, 2.) NaBH₃CN / 1.) MeOH, RT, 30 min, 2.) MeOH, THF, RT, 2 h

2: 92 percent / diisopropylethylamine / CH₂Cl₂ / 16 h / 0 - 20 °C

3: 100 percent / 2 N LiOH / tetrahydrofuran; methanol / 16 h / Ambient temperature

4: 72 percent / N,N-diisopropylethylamine, Bop-Cl / CH₂Cl₂ / 16 h / 0 °C

5: 100 percent / 1 N LiOH / tetrahydrofuran; methanol / 16 h / Ambient temperature

6: N,N-diisopropylethylamine, Bop / acetonitrile; dimethylformamide / 16 h

7: 2 N LiOH / tetrahydrofuran / 4 h / Ambient temperature

With lithium hydroxide; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; sodium cyanoborohydride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; acetic acid; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1021/jm950642a

Reference yield:

: 149910-63-4
N-α-(tert-butoxycarbonyl)-S-(triphenylmethyl)-L-cysteinal

: 1053257-42-3
(S)-2-[((S)-2-{(S)-2-[Benzyloxycarbonyl-((R)-2-tert-butoxycarbonylamino-3-tritylsulfanyl-propyl)-amino]-3-methyl-butyryl}-1,2,3,4-tetrahydro-isoquinoline-3-carbonyl)-amino]-4-carbamoyl-butyric acid

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) acetic acid, 2.) NaBH₃CN / 1.) MeOH, RT, 30 min, 2.) MeOH, THF, RT, 2 h

2: 92 percent / diisopropylethylamine / CH₂Cl₂ / 16 h / 0 - 20 °C

3: 100 percent / 2 N LiOH / tetrahydrofuran; methanol / 16 h / Ambient temperature

4: 72 percent / N,N-diisopropylethylamine, Bop-Cl / CH₂Cl₂ / 16 h / 0 °C

5: 100 percent / 1 N LiOH / tetrahydrofuran; methanol / 16 h / Ambient temperature

6: N,N-diisopropylethylamine, Bop / acetonitrile; dimethylformamide / 16 h

7: 2 N LiOH / tetrahydrofuran / 4 h / Ambient temperature

With lithium hydroxide; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; sodium cyanoborohydride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; acetic acid; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1021/jm950642a