1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

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Chemical Name:1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide
CAS No.:198989-67-2
Molecular Formula:C₃₈H₅₈N₆O₇
Molecular Weight:710.915
Hs Code.:

1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

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Chemical Property of 1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

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Technology Process of 1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

There total 12 articles about 1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide 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: 51.0%

: 133683-11-1
(S)-2-[(1,4-Dioxa-8-aza-spiro[4.5]decane-8-carbonyl)-amino]-3-phenyl-propionic acid

: 146682-56-6
(S)-N-((1S,2S,4S)-1-Cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexyl)-3-(1H-imidazol-4-yl)-2-methylamino-propionamide

: 198989-67-2
1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

Guidance literature:: With benzotriazol-1-ol; dicyclohexyl-carbodiimide; In N,N-dimethyl-formamide; 1.) 0 deg C, 2 h, 2.) RT, 20 h;
DOI:10.1248/cpb.45.1631

Reference yield:

: 563-80-4
3-methyl-butan-2-one

: 198989-67-2
1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) LDA / 1.) THF, from -70 deg C to RT, 2.) THF, 5 min

2: 27 percent / NaBH₄ / methanol / 1 h

3: 92 percent / TFA / 0.5 h / Ambient temperature

4: 1.) 4N HCl, isoamyl nitrite, 2.) Et₃N / 1.) 1,4-dioxane, DMF, -30 deg C, 40 min, 2.) 1,4-dioxane, DMF, 4 deg C, 22 h

5: 97 percent / H₂ / 10percent Pd/C / methanol / 22.5 h / 760 Torr

6: 51 percent / HOBT, DCC / dimethylformamide / 1.) 0 deg C, 2 h, 2.) RT, 20 h

With hydrogenchloride; sodium tetrahydroborate; hydrogen; benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide; trifluoroacetic acid; lithium diisopropyl amide; isopentyl nitrite; palladium on activated charcoal; In methanol; N,N-dimethyl-formamide;
DOI:10.1248/cpb.45.1631

Reference yield:

: 98105-42-1
(S)-2-(t-butoxycarbonylamino)-3-cyclohexyl-1-propanal

: 198989-67-2
1,4-Dioxa-8-aza-spiro[4.5]decane-8-carboxylic acid ((S)-1-{[(S)-1-((1S,2S,4S)-1-cyclohexylmethyl-2,4-dihydroxy-5-methyl-hexylcarbamoyl)-2-(1H-imidazol-4-yl)-ethyl]-methyl-carbamoyl}-2-phenyl-ethyl)-amide

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) LDA / 1.) THF, from -70 deg C to RT, 2.) THF, 5 min

2: 27 percent / NaBH₄ / methanol / 1 h

3: 92 percent / TFA / 0.5 h / Ambient temperature

4: 1.) 4N HCl, isoamyl nitrite, 2.) Et₃N / 1.) 1,4-dioxane, DMF, -30 deg C, 40 min, 2.) 1,4-dioxane, DMF, 4 deg C, 22 h

5: 97 percent / H₂ / 10percent Pd/C / methanol / 22.5 h / 760 Torr

6: 51 percent / HOBT, DCC / dimethylformamide / 1.) 0 deg C, 2 h, 2.) RT, 20 h

With hydrogenchloride; sodium tetrahydroborate; hydrogen; benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide; trifluoroacetic acid; lithium diisopropyl amide; isopentyl nitrite; palladium on activated charcoal; In methanol; N,N-dimethyl-formamide;
DOI:10.1248/cpb.45.1631