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L-Tyrosine 60-18-4

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  Post Date: Nov 20,2024
  Expiry Date: Nov 20,2025
  Detailed Description: Cas No. :60-18-4 Payment Method: T/T
Product Name: H-Tyr-OH
CAS#: 60-18-4
Synonyms: L-Tyrosine
Molecular Formula: C9H11NO3

Molecular Weight: 181.19
Reference standard: AJI92
Specifications:
Item
Standard
Appearance
White crystals or crystalline powder
Specific rotation[α]20/D
(C=5,1mol/L HCL)
-11.3 to -12.1°
State of solution
(Transmittance)
Clear and colorless
Not less than 95.0%
Chloride (Cl)
Not more than 0.020%
Ammonium (NH4)
Not more than 0.02%
Sulfate (SO4)
Not more than 0.020%
Iron (Fe)
Not more than 20ppm
Heavy metal(Pb)
Not more than 10ppm
Arsenic(As2O3)
Not more than 1ppm
Other amino acids
Chromatographically
Not detectable
Loss on drying
Not more than 0.20%
Residue on ignition(sulfated)
Not more than 0.10%
Assay
98.5 to100.5%
pH
5.0 to 6.5

  CAS Registry Number:

60-18-4
  Synonyms: ;3-(4-Hydroxyphenyl)-L-alanine;H-Tyr-OH;L-tyrosine,99+% (98% ee/glc);L-tyrosine free base cell culture*tested;L-tyrosine plant cell culture tested;L-Tyrosine, Free Base;tyrosine usp;Tyr;Tyrosine,L- (8CI); (-)-a-Amino-p-hydroxyhydrocinnamicacid; (2S)-2-Amino-3-(4-hydroxyphenyl)propanoic acid;(S)-2-Amino-3-(4-hydroxyphenyl)propanoic acid; (S)-Tyrosine; (S)-a-Amino-4-hydroxybenzenepropanoicacid; 12: PN: US20090069547 PAGE: 10 claimed protein; 50: PN: WO2007067983SEQID: 199 unclaimed protein; 58: PN: US20040014159 SEQID: 33 unclaimedprotein; Benzenepropanoic acid, a-amino-4-hydroxy-, (S)-; L-(-)-Tyrosine; L-Phenylalanine, 4-hydroxy-;L-p-Tyrosine; NSC 82624; NSC 9973; Propanoic acid,2-amino-3-(4-hydroxyphenyl)-, (S)-; Tyrosine; p-Tyrosine
  Molecular Formula: C9H11NO3
  Molecular Weight: 181.19
  Molecular Structure: 60-18-4 L-Tyrosine
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;
S36:;

  Company: SICHUAN TONGSHENG AMINO ACID CO., LTD     [ China ]          
  Contact: Ronghu Chen
  Tel: 0838-2274206/2809458
  Fax: 0838-2274207
  Email: sales@biots.cn
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