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CAS No 56-41-7 , (2S)-2-aminopropanoic acid

  • Name: (2S)-2-aminopropanoic acid
  • Synonyms: L-(+)-Alanine; 2-Aminopropionic acid;L-alanine; (S)-2-Aminopropanoic acid; L-alpha-alanine; (S)-Alanine; L-2-Aminopropionic acid; alanine;(2S)-2-aminopropanoic acid;
  • CAS Registry Number:
  • Melting Point: 314-316 ºC
  • Density: 1,432 g/cm3
  • Alpha: 14.5 º (C=10,6N HCL,DRY SUB.)
  • Water Solubility: 166.5 G/L (25 ºC)
  • Safety Statements: 24/25-36-26
  • Hazard Symbols: Xi: Irritant;
  • HS Code: 29224995
  • EINECS: 200-273-8
  • Molecular Weight: 89.09318
  • InchiKey: QNAYBMKLOCPYGJ-REOHCLBHSA-N
  • InChI: InChI=1S/C3H7NO2/c1-2(4)3(5)6/h2H,4H2,1H3,(H,5,6)/t2-/m0/s1
  • Risk Statements: S24/25
  • Molecular Formula: C3H7NO2
  • Molecular Structure:CAS No:56-41-7 (2S)-2-aminopropanoic acid
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56-41-7 L-Alanine

  • China Shanghai GL Peptide Ltd [Manufacturers]
  • Tel: 86-21-61263381
  • Fax: 86-21-61263399
  • Address: 519 Ziyue Road, Minhang, Shanghai, China Shanghai,ShanghaiChina
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56-41-7 H-Ala-OH

  • H-Ala-OH
  • China GL Biochem (Shanghai) Ltd. [Distributor/Wholesaler]
  • Tel: +86-(21)-61263306
  • Fax: +86-(21)-61263300
  • Address: 519 Zi Yue Road, Shanghai, China 200241, ShangHai,ShangHaiChina
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56-41-7 L-ALANINE FOR BIOCHEMISTRY 99+%

  • L-ALANINE FOR BIOCHEMISTRY 99+%
  • India Alpha Chemika [Manufacturer]
  • Tel: +91-22-22061123
  • Fax: +91-22-22061123
  • Address: 240,Dr.C.H.SREET,Dhobi talav.,behind parsi Dairy , Marine lines(E),MUMBAI-400 002. INDIA INDIA ,nullIndia
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56-41-7 L-ALANINE

  • L-ALANINE
  • India alpha chemika [Manufacturer]
  • Tel: 91-22-22061123 / 56382501 / 56218147
  • Fax: 91-22-22061123
  • Address: 240,Dr.C.H.SREET,Dhobi talav.,behind parsi Dairy , Marine lines(E) 400 002 MUMBAIINDIA 400 002 MUMBAI,nullIndia
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56-41-7 L-Alanine

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56-41-7 L-Alanine

  • China Kingland Chemicals Company Limited [Manufacturers]
  • Tel: +86-571-87211518,87229835
  • Fax: +86-571-87211508
  • Address: Room No. 1806-1808, Jinfeng Mansion, No.281 Zhong He Zhong Road, Hangzhou, China. null,zhejiangChina
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56-41-7 L-Alanine

  • China A & Z Food Additives.Co.,Ltd [Importer/Exporter]
  • Tel: 0086 571 85126931
  • Fax: 0086 571 85126959
  • Address: gucui road Hang zhou,Zhe JiangChina
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56-41-7 L-Alanine

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56-41-7 L-Alanine

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56-41-7 L-ALANINE

  • China Avosyn Chemical [Manufacturer]
  • Tel: +86-21-68870871
  • Fax: +86-21-68870871
  • Address: Hangzhou Gulf Fine Chemical Zone,
    Zhejiang, 312300, China null,nullChina
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References of (2S)-2-aminopropanoic acid
Title: Alanine
CAS Registry Number: 56-41-7
CAS Name: L-Alanine
Synonyms: Ala; A; L-a-alanine; L-a-aminopropionic acid; (S)-2-aminopropanoic acid
Molecular Formula: C3H7NO2
Molecular Weight: 89.09
Percent Composition: C 40.44%, H 7.92%, N 15.72%, O 35.92%
Literature References: Non-essential amino acid for human development. First syllable of the name denotes its origin from aldehyde. First synthesized and named by: A. Strecker, Ann. 75, 27 (1850); prior to identification in silk hydrolysate: P. Schützenberger, A. Bourgeous, Compt. Rend. 81, 191 (1875); Th. Weyl, Ber. 21, 1407 (1888). Early chemistry and biochemistry: Amino Acids and Proteins, D. M. Greenberg, Ed. (Charles C. Thomas, Springfield, IL, 1951) 950 pp., passim; J. P. Greenstein, M. Winitz, Chemistry of the Amino Acids vols 1-3 (John Wiley and Sons, Inc., New York, 1961) pp. 1819-1840, passim. Enantiomeric selective synthesis: R. Amoroso et al., J. Org. Chem. 57, 1082 (1992). Review of metabolism in man: J. E. Liljenquist et al., Clin. Nutr. Update, H. L. Greene et al., Eds. (American Medical Association, Chicago, IL, 1977) pp 22-34; T. N. Palmer et al., Biosci. Rep. 5, 1015-1033 (1985). Review of industrial production by microorganisms: S. Takamatsu, T. Tosa, Bioprocess Technol. 16, 25-35 (1993).
Properties: Orthorhombic crystals from water, dec 297°. d 1.401. [a]D25 +2.42° (c = 10 in H2O); +13.7° (c = 2.06 in 6N HCl). pK1 2.34; pK2 9.69. Soly (g/l) in water at 0°: 127.3; at 25°: 166.5; at 50°: 217.9; at 75°: 285.1; at 100°: 373.0. Soly in cold 80% ethanol: 0.2%. Insol in ether.
pKa: pK1 2.34; pK2 9.69
Optical Rotation: [a]D25 +2.42° (c = 10 in H2O); +13.7° (c = 2.06 in 6N HCl)
Density: d 1.401
 
Derivative Type: D-Form
CAS Registry Number: 338-69-2
Literature References: Occurs in bacterial cell walls and in some peptide antibiotics. Review: M. Bodanszky, D. Perlman, Science 163, 352-358 (1969); C. T. Walsh, J. Biol. Chem. 264, 2393-2396 (1989).
Properties: Crystals, mp 289-291°. [a]D -14.1° (c = 0.9 in 1N HCl).
Melting point: mp 289-291°
Optical Rotation: [a]D -14.1° (c = 0.9 in 1N HCl)
 
Derivative Type: DL-Form
CAS Registry Number: 302-72-7
Properties: Orthorhombic bipyramidal needles or rods from water. d 1.424. Sublimes above 200°. Decomp 264-296° depending on rate of heating. pK1 2.35; pK2 9.87. Soly in water at 0°: 121 g/l, at 25°: 167 g/l, at 50°: 231 g/l, at 75°: 319 g/l, at 100°: 440 g/l; in ethanol 0.0087 g/100 g at 25°. Insol in ether.
pKa: pK1 2.35; pK2 9.87
Density: d 1.424