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CAS No 147-85-3 , (2S)-pyrrolidine-2-carboxylic acid

  • Name: (2S)-pyrrolidine-2-carboxylic acid
  • Synonyms: proline;L-proline; 2-pyrrolidinecarboxylic acid; L-(-)-Proline; (S)-2-Pyrrolidinecarboxylic acid; 147-85-3; (-)-Proline; (-)-(S)-Proline;(2S)-pyrrolidine-2-carboxylic acid;
  • CAS Registry Number:
  • Melting Point: 228-233 ºC
  • Density: 1.35
  • Refractive index: -85 ° (C=4, H2O)
  • Alpha: -85.5 º (C=4, H2O)
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • HS Code: 29339990
  • EINECS: 205-702-2
  • Molecular Weight: 115.13046
  • InchiKey: ONIBWKKTOPOVIA-BYPYZUCNSA-N
  • InChI: InChI=1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)/t4-/m0/s1
  • Risk Statements: S24/25
  • Molecular Formula: C5H9NO2
  • Molecular Structure:CAS No:147-85-3 (2S)-pyrrolidine-2-carboxylic acid
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147-85-3 L-Proline

  • Supplier: Premium Ingredient Co.,Ltd Product Name: L-Proline Cas No.:147-85-3 Quality Standard: AJI92 Description: white crystals or crystalline powder. Solubility (H2O, g/100g): 155(20°), 188 (40°), 228(60°) Specific rotation: -84.5 to -86.0° (trans...
  • Min. Order: 100
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  • China Premium Ingredient Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
  • Tel: 86-510-86995770
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  • Address: Shanguan Jiangyin,JiangsuChina
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147-85-3 L-proline

  • Chemreagents is dedicated to bring high quality and cost effective chemical reagents and advanced intermediates to our global customers. Chemreagents has more than 30000 products in stock at our warehouse. In addition to the catalog products, Chemrea...
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  • United States Pure Chemistry Scientific Inc. [Manufacturer, Distributor/Wholesaler]
  • Tel: 1-857-9282050
  • Address: 108 Water Street, Room 4D Watertown,MAUnited States
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147-85-3 L-proline

  • Proline is an α-amino acid that is used in the biosynthesis of proteins. It contains an α-amino group (which is in the protonated >NH2+ form under biological conditions), an α-carboxylic acid group (which is in the deprotonated ?COO? form under bi...
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  • China Hunan Huateng Pharmaceutical Co. Ltd. [Manufacturer]
  • Tel: 86-0731-82251112
  • Address: Lugu Business Plaza E1, Yuelu District Changsha,HunanChina
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147-85-3 (2S)-pyrrolidine-2-carboxylic acid

  • Name 2-Pyrrolidinecarboxylic acid Other Name (2S)-Pyrrolidin-2-carbonsure CAS NO. 147-85-3 Purity 99% EC NO. 205-702-2 Molecular Formula C5H9NO2 Molecular Weight 115.13 Apperance White crystalline powder Usage amino acid, nutrient
  • Min. Order: 1
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  • China Shanghai Bojing Chem Co.,Ltd. [Manufacturer, Trading Company, Other]
  • Tel: 86-21-37122233
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  • Address: 6F Buildiing 11,No.388,Baifu Road,District Fengxian Shanghai ,ShanghaiChina

147-85-3 L-Proline

  • Product Name: L-Proline CAS NO.: 147-85-3 Chemical Structure: Molecular Formula: C5H9NO2 Molecular Weight: 115 Properties: white crystal or crystalline powder, slightly sweet taste, easily soluble in water, easily soluble in glacial acetic acid, inso...
  • China DaXingAnLing Zhongbei Northland Bio-Chem Industry [Manufacturer]
  • Tel: 86-452-6197119
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  • Address: 5F, C Liandalijing Bulding,No 259 Xinjiang qiqihar,HeilongjiangChina
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147-85-3 2-Pyrrolidinecarboxylic acid

  • Name 2-Pyrrolidinecarboxylic acid CAS 147-85-3 molecular formula C5H9NO2 molecular weight 115.13 Categories Vitamin and amino acid Quality standard USP34 Stability Stable. Incompatible with strong oxidizing agents. HS Code 29339990 Package 25 kilogra...
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  • China Wuhan Yuancheng Tech. Development Co.,Ltd. [Manufacturer]
  • Tel: 86-27-50756018
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  • Address: 496# Zhongshanroad Wuhan,Hubei wuhan,HubeiChina

147-85-3 300235 (S)-PYRROLIDINE-2-CARBOXYLIC ACID H-PRO-OH; L-PROLINE

  • Germany chemcube UG [Manufacturer]
  • Tel: +49 (22 08) 7 75 04 06
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    +49 (32 12) 1 00 74 76
  • Address: chemcube UG
    Salierweg 1
    53859 Niederkassel
    Germany null,nullGermany
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147-85-3 L(-)-Proline

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147-85-3 L-PROLINE

  • United States Aceto Corp. [Manufacturer]
  • Tel: 516-627-6000
  • Fax: 516-627-6093
  • Address: One Hollow Lane
    Lake Success, NY 11042-1215 null,nullUnited States
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147-85-3 L(-)-Proline

  • China Taiyuan RHF CO., ltd. [Manufacturers]
  • Tel: 0351-7436719
  • Fax: +86-351-7436719
  • Address: Shuangta South Alley 46,2-1, YingZe Area,Taiyuan, ShanXi null,ShanXiChina
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References of (2S)-pyrrolidine-2-carboxylic acid
Title: Proline
CAS Registry Number: 147-85-3
CAS Name: L-Proline
Synonyms: Pro; P; (S)-2-pyrrolidinecarboxylic acid
Molecular Formula: C5H9NO2
Molecular Weight: 115.13
Percent Composition: C 52.16%, H 7.88%, N 12.17%, O 27.79%
Literature References: Non-essential amino acid for human development. Only imino acid of the 20 amino acids commonly found in proteins. Shows cis-trans isomerism. First synthesized: R. Willst?tter, Ber. 33, 1160 (1900); prior to identification in casein: E. Fischer, Ber. 34, 454 (1901). Named in 1904 by Fischer. 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. 2178-2201, passim. Stereospecific synthesis: S. L. Titouani et al., Tetrahedron 36, 2961 (1980). HPLC determn: A. Carisano, J. Chromatogr. 318, 132 (1985). HPLC separation of cis-trans isomers of peptides: S. Friebe et al., ibid. A 661, 7 (1994). Review of biosynthesis and degradation: E. Adams, L. Frank, Annu. Rev. Biochem. 49, 1005-1061 (1980). Review of effects on protein structure and biological function: A. Yaron, F. Naider, Crit. Rev. Biochem. Mol. Biol. 28, 31-81 (1993); G. Vanhoof et al., FASEB J. 9, 736-744 (1995).
Properties: Flat needles from alcohol + ether, prisms from water, dec 220-222°. [a]D23.4 -85.0°; [a]D20 -52.6° (c = 0.57 in 0.50N HCl); [a]D20 -93.0° (c = 2.42 in 0.6N KOH). pI 6.30. pK1 1.99; pK2 10.60. Soly in 100 ml water: 127.4 g at 0°; 162.3 g at 25°; 206.7 g at 50°; 239 g at 65°. Sol in alcohol 1.55% at 35°. Insol in ether, butanol, isopropanol.
pKa: pK1 1.99; pK2 10.60
Optical Rotation: [a]D23.4 -85.0°; [a]D20 -52.6° (c = 0.57 in 0.50N HCl); [a]D20 -93.0° (c = 2.42 in 0.6N KOH)
 
Derivative Type: DL-Form
CAS Registry Number: 609-36-9
Properties: Monohydrate, crystals, mp 190° (when anhydr, dec 205°). Sol in water, alc; sparingly sol in acetone, chloroform, benzene; insol in ether.
Melting point: mp 190° (when anhydr, dec 205°)