C₂₁H₃₁NO₃

Base Information

Chemical Name:C₂₁H₃₁NO₃
CAS No.:625098-81-9
Molecular Formula:C₂₁H₃₁NO₃
Molecular Weight:345.482
Hs Code.:

C<sub>21</sub>H<sub>31</sub>NO<sub>3</sub>

Synonyms:C₂₁H₃₁NO₃

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Chemical Property of C₂₁H₃₁NO₃

Chemical Property:

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Technology Process of C₂₁H₃₁NO₃

There total 9 articles about C₂₁H₃₁NO₃ 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: 97.0%

: 29943-42-8,143562-54-3
Tetrahydro-4H-pyran-4-one

: 625098-81-9
C₂₁H₃₁NO₃

Guidance literature:: C₂₁H₃₁NO₄; With hydrogenchloride; In 1,4-dioxane; at 20 ℃; for 1.5h;

Tetrahydro-4H-pyran-4-one; With 4 A molecular sieve; triethylamine; In dichloromethane; at 20 ℃; for 0.0833333h;

With water; sodium tris(acetoxy)borohydride; sodium hydrogencarbonate; more than 3 stages;

Reference yield:

: 29943-42-8,143562-54-3
Tetrahydro-4H-pyran-4-one

: 625126-75-2
benzyl (1S,3R)-3-amino-1-isopropylcyclopentanecarboxylate hydrochloride

: 625098-81-9
C₂₁H₃₁NO₃

Guidance literature:: Tetrahydro-4H-pyran-4-one; benzyl (1S,3R)-3-amino-1-isopropylcyclopentanecarboxylate hydrochloride; With sodium tris(acetoxy)borohydride; In dichloromethane; 4A Molecular sieve;

With sodium carbonate; In dichloromethane; water;

Reference yield:

: 134003-04-6
(1R,4S)-4-aminocyclopenten-2-ene-1-carboxylic acid

: 625098-81-9
C₂₁H₃₁NO₃

Guidance literature:: Multi-step reaction with 7 steps

1.1: sodium hydrogencarbonate / tetrahydrofuran; water / 0.5 h

1.2: 168 h

1.3: pH 3

2.1: hydrogen / palladium 10% on activated carbon / methanol / 1 h

3.1: potassium carbonate / DMF (N,N-dimethyl-formamide) / 0.33 h

3.2: 3 h / 20 °C

4.1: hydrogenchloride / 1,4-dioxane

5.1: dichloromethane

6.1: lithium diisopropyl amide / tetrahydrofuran; n-heptane / 0.83 h / -78 °C

6.2: 2.5 h / -78 - 0 °C

6.3: 1 h

7.1: sodium tris(acetoxy)borohydride; N-ethyl-N,N-diisopropylamine / dichloromethane / Molecular sieve

With hydrogenchloride; hydrogen; sodium tris(acetoxy)borohydride; sodium hydrogencarbonate; potassium carbonate; N-ethyl-N,N-diisopropylamine; lithium diisopropyl amide; palladium 10% on activated carbon; In tetrahydrofuran; 1,4-dioxane; methanol; DMF (N,N-dimethyl-formamide); n-heptane; dichloromethane; water;