59981-63-4

  • Product Name:L-Spinacine(H-Spi-OH)
  • Molecular Formula:C7H9 N3 O2
  • Molecular Weight:167.17
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Product Details

Purity:99%

Factory Sells Best Quality L-Spinacine(H-Spi-OH) 59981-63-4 with steady supply

  • Molecular Formula:C7H9 N3 O2
  • Molecular Weight:167.17
  • Vapor Pressure:4.99E-13mmHg at 25°C 
  • Boiling Point:552.2°C at 760 mmHg 
  • PKA:pK1:1.649(+2);pK2:4.936(+1);pK3:8.663(0) (25°C) 
  • Flash Point:287.8°C 
  • PSA:78.01000 
  • Density:1.439g/cm3 
  • LogP:-0.16260 

L-4,5,6,7-TETRAHYDRO-1H-IMIDAZO[4,5-C]PYRIDINE-6-CARBOXYLIC ACID(Cas 59981-63-4) Usage

Synthesis Reference(s)

Journal of Medicinal Chemistry, 27, p. 564, 1984 DOI: 10.1021/jm00371a002

InChI:InChI=1/C7H9N3O2/c11-7(12)5-1-4-6(2-8-5)10-3-9-4/h3,5,8H,1-2H2,(H,9,10)(H,11,12)

59981-63-4 Relevant articles

The Pictet-Spengler reaction on L-histidine. Preparation of conformationally restricted (+)-pilocarpine analogs

Del Mar Sanchez-Sanchez,Tel-Alberdi,Rioseras,Del Rosario Rico-Ferreira,Bermejo-Gonzalez

, p. 191 - 195 (1993)

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59981-63-4 Process route

formaldehyd
50-00-0,30525-89-4,61233-19-0

formaldehyd

L-histidine
71-00-1

L-histidine

(6S)-4,5,6,7-tetrahydro-3H-imidazole[4,5-c]pyridine-6-carboxylic acid
59981-63-4

(6S)-4,5,6,7-tetrahydro-3H-imidazole[4,5-c]pyridine-6-carboxylic acid

Conditions
Conditions Yield
With sulfuric acid; In water; at 65 ℃; for 10h; Cooling with ice;
86%
formaldehyd; L-histidine; With sulfuric acid; In water; at 0 - 60 ℃; for 7h;
With ammonia; In water; at 0 - 20 ℃; pH=6;
69%
With sodium dihydrogenphosphate;
With hydrogenchloride; In water; at 0 - 75 ℃; for 6.5h;
formaldehyd
50-00-0,30525-89-4,61233-19-0

formaldehyd

L-histidine
71-00-1,26062-48-6,90081-11-1

L-histidine

(6S)-4,5,6,7-tetrahydro-3H-imidazole[4,5-c]pyridine-6-carboxylic acid
59981-63-4

(6S)-4,5,6,7-tetrahydro-3H-imidazole[4,5-c]pyridine-6-carboxylic acid

Conditions
Conditions Yield
With sulfuric acid; In water; at 0 - 60 ℃; for 6h;
98%
With sulfuric acid; In water; at 65 ℃; for 10h; Cooling with ice;
86%
With sulfuric acid; In water; for 5h;
70%

59981-63-4 Upstream products

  • 50-00-0
    50-00-0

    formaldehyd

  • 71-00-1
    71-00-1

    L-histidine

  • 71-00-1
    71-00-1

    L-histidine

59981-63-4 Downstream products

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