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CAS No 56-84-8 , (2S)-2-aminobutanedioic acid

  • Name: (2S)-2-aminobutanedioic acid
  • Synonyms: H-Asp-OH; (2S)-Aspartic acid; Aspatofort; aspartic acid; L-Asparaginic acid;(2S)-2-aminobutanedioic acid; L-Asparagic acid; Asparaginic acid; Asparagic acid;L-aspartic acid;
  • CAS Registry Number:
  • Melting Point: 230 ºC
  • Density: 1.514g/cm3
  • Alpha: 25 º (C=8, 6N HCL)
  • Water Solubility: 5 G/L (25 ºC)
  • Safety Statements: 26-24/25-22-36
  • Hazard Symbols: Xi: Irritant;Xn: Harmful;
  • HS Code: 29224995
  • EINECS: 200-291-6
  • Molecular Weight: 133.10268
  • InchiKey: CKLJMWTZIZZHCS-REOHCLBHSA-N
  • InChI: InChI=1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m0/s1
  • Risk Statements: S22;S24/25
  • Molecular Formula: C4H7NO4
  • Molecular Structure:CAS No:56-84-8 (2S)-2-aminobutanedioic acid
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56-84-8 L-Aspartic acid

  • Color/Form:White, crystalline solid Orthorhombic bisphenoidal leaflets or rods Stability: Stable. Combustible. Incompatible with strong oxidising agents. HS Code:29224995 Storage temp:Store at RT. Spectral properties: Specific optical rotation: +25.0...
  • China Capot Chemical Co., Ltd. [Manufacturer]
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56-84-8 L-aspartic acid

  • Product Name: L-Aspartic Acid Cas No.: 56-84-8 Quality Standard: USP30 Assay: 98.5% to 101.5% Identification Infrared absorption Specific Rotation: +24.0°to +26.0° Loss on drying: Not more than 0.5% Residue on ignition: Not more than 0.1% Chloride: N...
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  • China Premium Ingredient Co.,Ltd [Manufacturer, Trading Company]
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56-84-8 L-Aspartic acid

  • L-Aspartic acid Synonyms: ASP;ASPARTIC(L-);ASPARTIC ACID;ASPARTIC ACID, L-;H-ASP-OH;FEMA 3656;H-L-ASP-OH;L-ALPHA-AMINOSUCCINIC ACID CAS No.: 56-84-8 EINECS: 200-291-6 Molecular formula: C4H7NO4 Molecular weight: 133.10 【Description】 Colorless to wh...
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  • China Nanjing Bangnuo Biotechnology Co., Ltd [Manufacturer]
  • Tel: 86-027-50756235
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  • Address: Room 901 Tianqinwan Garden NO.1008 Ssangyong Avenue nanjing,JiangsuChina
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56-84-8 L(+)-Aspartic acid Email :bodybuilding03@yuanchengtech.com

  • L(+)-Aspartic acid product Name: L(+)-Aspartic acid Synonyms: L-2-Aminobutanedioic acid; L-Aminosuccinic acid; H-Asp-OH; L-Aspartic acid; L-Asparaginic acid; L-Aspantic acid; L-(+)-Aspartic acid Email :bodybuilding03@yuanchengtech.com Skype:husiyuyc@...
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  • China Yuancheng Pharmaceutical Devolepment Company [Manufacturer]
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  • Address: 496#zhongshan Rd,Wuhan,Hubei,China Wuhan,HubeiChina
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  • 56-84-8 L-Aspartic acid

    • Name L-Aspartic acid CAS 56-84-8 molecular formula C4H7NO4 molecular weight 133.1 Categories Vitamin and amino acid Quality standard Food grade Stability Stable, combustible, Incompatible with strong oxidizing agents. HS Code 29224995 Package 25 kilo...
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    • China Wuhan Yuancheng Tech. Development Co.,Ltd. [Manufacturer]
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    56-84-8 L-Aspartic Acid

    • L-Aspartic Acid powder Assay (dried substance) 98.5% ~ 101.5% 99.3% Specific rotation[α]D20 +24.8 ~ +25.8° +25.4° Transmittance, % ≥98.0 98.9 Sulfate (SO4), % ≤0.02 <0.02 Chloride (Cl), % ≤0.02 <0.02 Ammonium salt (NH4), % ≤0.02 <0.02 Iron (Fe),...
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    • Tel: 86-572-2157374
    • Address: No.235,Huanchengdong Road Huzhou,ZhejiangChina
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    56-84-8 L(+)-Aspartic acid

    • L(+)-Aspartic acid product Name: L(+)-Aspartic acid Synonyms: L-2-Aminobutanedioic acid; L-Aminosuccinic acid; H-Asp-OH; L-Aspartic acid; L-Asparaginic acid; L-Aspantic acid; L-(+)-Aspartic acid Molecular Formula: C4H7NO4 Molecular Weight: 133.1 CAS ...
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    • China Hubei Wuhan Yuancheng Saichuang Technology Co., Ltd. [Manufacturer]
    • Tel: 86-027-88322715
    • Fax: 86-027-88048077
    • Address: No.496,Zhongshan Road, Wuhan, Hubei, China Wuhan,HebeiChina
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    56-84-8 L- Aspartic acid

    • L- Aspartic acid
    • 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 ,Germany
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    56-84-8 L(+)-Aspartic acid

    • China Taiyuan RHF CO., ltd. [Manufacturers]
    • Tel: 0351-7436719
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    • Address: Shuangta South Alley 46,2-1, YingZe Area,Taiyuan, ShanXi ,ShanXiChina
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    56-84-8 Boc-L-tryptophan hydroxysuccinimidester

    • Boc-L-tryptophan hydroxysuccinimidesterBoc-Trp-OSu
    • United States INDOFINE Chemical Co., Inc. [Manufacturer]
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    References of (2S)-2-aminobutanedioic acid
    Title: Aspartic Acid
    CAS Registry Number: 56-84-8
    CAS Name: L-Aspartic acid
    Synonyms: Asp; D; aminosuccinic acid; asparagic acid; asparaginic acid; (S)-aminobutanedioic acid; 1-amino-1,2-carboxyethane; asparagins?ure (German)
    Molecular Formula: C4H7NO4
    Molecular Weight: 133.10
    Percent Composition: C 36.10%, H 5.30%, N 10.52%, O 48.08%
    Literature References: Non-essential amino acid for human development. First identified as the acid hydrolysis product of asparagine, q.v.: A. Plisson, J. Pharm. 13, 477 (1827); later isolated from protein: H. Ritthausen, J. Prakt. Chem. 103, 233, 239 (1868). 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 vol 1-3 (John Wiley and Sons, Inc., New York, 1961) pp. 1856-1878, passim. Synthesis of optically active forms: K. Harada, K. Matsumoto, J. Org. Chem. 31, 2985 (1966); of labelled form: A. Ivanof et al., Anal. Biochem. 110, 267 (1981). Crystal structure: B. Dawson, Acta Crystallogr. 33B, 882 (1977). Excitatory neurotransmitter: H. McLennan, H. V. Wheal, Can. J. Physiol. Pharmacol. 54, 70 (1976). Role in protein activity: D. W. Urry et al., Biopolymers 34, 889 (1994); J. M. Denu et al., Biochemistry 34, 3396 (1995). Racemization with age in dentin: N. Saleh et al., Calcif. Tissue Int. 53, 103 (1993). Review of metabolism and pathology: L. D. Stegink, J. Toxicol. Environ. Health 2, 215-242 (1976). Review of role as excitatory amino acid: P. J. Roberts, S. W. Davies, Biochem. Soc. Trans. 15, 218-219 (1986); of use in forensics: E. R. Waite et al., Forensic Sci. Int. 103, 113-124 (1999); of pathobiology of age-related racemization in proteins: S. Ritz-Timme, M. J. Collins, Ageing Res. Rev. 1, 43-59 (2002).
    Properties: Orthorhombic bisphenoidal leaflets or rods, mp 270-271° (sealed capillary, preheated bath). [a]D20 +25.0° (c = 1.97 in 6N HCl). d12.5 1.661. pK1 1.88; pK2 3.65; pK3 9.60. Soly in water at 20°, 30°: 1 g/222.2 ml, 1 g/149.9 ml. Forms supersatd solns easily. More soluble in salt solns; sol in acids, alkalies. Insol in alcohol.
    Melting point: mp 270-271° (sealed capillary, preheated bath)
    pKa: pK1 1.88; pK2 3.65; pK3 9.60
    Optical Rotation: [a]D20 +25.0° (c = 1.97 in 6N HCl)
    Density: d12.5 1.661
     
    Derivative Type: D-Form
    CAS Registry Number: 1783-96-6
    Synonyms: D-Asp
    Literature References: Occurs naturally although to a lesser extent than the L-form. Formed by non-enzymatic racemization in ageing protein. Purification and characterization from bovine lens: N. Fujii et al., Biochim. Biophys. Acta 999, 239 (1989); from tissue of the mollusc, Aplysia kurodai: M. Sato et al., Biochem. J. 263, 617 (1989). Review of industrial production by microorganisms: S. Takamatsu, T. Tosa, Bioprocess Technol. 16, 25-35 (1993).
    Properties: [a]D25 -2.0° (c = 3.93 in 5N HCl).
    Optical Rotation: [a]D25 -2.0° (c = 3.93 in 5N HCl)
     
    Derivative Type: Compound with L-arginine
    CAS Registry Number: 3054-35-1
    Synonyms: Arginine L-aspartate
    Trademarks: Sargenor (Viatris)
    Molecular Formula: C10H21N5O6
    Molecular Weight: 307.30
    Percent Composition: C 39.08%, H 6.89%, N 22.79%, O 31.24%
     
    Derivative Type: Compound with L-ornithine see Ornithine
     
    Derivative Type: N-Acetyl-L-aspartic acid
    CAS Registry Number: 997-55-7
    Synonyms: NAA
    Molecular Formula: C6H9NO5
    Molecular Weight: 175.14
    Percent Composition: C 41.15%, H 5.18%, N 8.00%, O 45.68%
    Literature References: Found in nervous system; second most abundant free amino acid in mammals. Review: D. L. Birken, W. H. Oldendorf, Neurosci. Biobehav. Rev. 13, 23-31 (1989).
     
    Use: Nutritional supplement; in forensic determn of age.