Organic Chemicals

(S)-alpha-amino-1H-indole-3-propionamide

  • Chemical Name: (S)-alpha-amino-1H-indole-3-propionamide
  • CAS: 20696-57-5
  • Purity: 99%
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Reputable manufacturer supply (S)-alpha-amino-1H-indole-3-propionamide 20696-57-5 in stock with high standard

  • Molecular Formula: C11H13N3O
  • Molecular Weight: 203.244
  • Melting Point: 254-255 °C (decomp)(Solv: methanol (67-56-1); ethyl acetate (141-78-6)) 
  • Boiling Point: 498.7±40.0 °C(Predicted) 
  • PKA: 15.99±0.50(Predicted) 
  • PSA: 85.89000 
  • Density: 1.302±0.06 g/cm3(Predicted) 
  • LogP: 2.37300 

20696-57-5 Relevant articles

Cyclic hexapeptide dimers, antatollamides A and B, from the ascidian Didemnum molle. A tryptophan-derived auxiliary for L- and D-amino acid assignments

Salib, Mariam N.,Molinski, Tadeusz F.

, p. 10181 - 10187 (2017)

Two dimerized cyclic hexapeptides, antat...

HEMIAMINAL-TAG FOR PROTEIN LABELING AND PURIFICATION

-

Page/Page column 22; 24, (2018/06/30)

The invention pertains to the synthesis,...

Synthetic method for chiral alpha-aminoamide compounds

-

Paragraph 0053; 0054; 0056, (2018/01/11)

The invention provides a synthetic metho...

AMINO ACID DERIVATIVE

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Page/Page column 16, (2011/08/03)

The amino acid derivative of the present...

20696-57-5 Process route

N-Carbobenzoxy-L-tryptophanamide
20696-64-4

N-Carbobenzoxy-L-tryptophanamide

L-tryptophanamide
20696-57-5

L-tryptophanamide

Conditions
Conditions Yield
With hydrogen; 5% Pd(II)/C(eggshell); In methanol; at 20 ℃; for 16h;
95%
With hydrogenchloride; palladium; Hydrogenation;
With hydrogen; palladium 10% on activated carbon; In methanol; at 25 - 35 ℃; for 1h; under 3677.86 - 7355.72 Torr;
(S)-tryptophan methyl ester hydrochloride
7524-52-9,26988-71-6,5619-09-0,14907-27-8,41222-70-2,67557-19-1,109492-62-8

(S)-tryptophan methyl ester hydrochloride

L-tryptophanamide
20696-57-5

L-tryptophanamide

Conditions
Conditions Yield
With ammonium hydroxide; at 20 ℃; for 4h;
86%
With ammonia; In methanol; at 0 ℃; for 96h;

20696-57-5 Upstream products

  • 20696-64-4
    20696-64-4

    N-Carbobenzoxy-L-tryptophanamide

  • 4299-70-1
    4299-70-1

    L-tryptophan methyl ester

  • 7524-52-9
    7524-52-9

    (S)-tryptophan methyl ester hydrochloride

  • 73-22-3
    73-22-3

    L-Tryptophan

20696-57-5 Downstream products

  • 89209-39-2
    89209-39-2

    4-((1S,3S)-3-Carbamoyl-2,3,4,9-tetrahydro-1H-β-carbolin-1-yl)-2,2-bis-phenylsulfanyl-butyric acid methyl ester

  • 6720-02-1
    6720-02-1

    DL-tryptophanamide

  • 53707-84-9
    53707-84-9

    (S)-1,2-diamino-3-indol-3-ylpropane

  • 332113-71-0
    332113-71-0

    [(R),(S)]-(1-benzyloxycarbonylamino-2-phenylethyl){2-[1-carbamoyl-2-(1H-indol-3-yl)ethylcarbamoyl]allyl}phosphinic acid

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