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Calcium L-5-methyltetrahydrofolate

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  Post Date: Mar 11,2013
  Expiry Date: Sep 07,2013
  Detailed Description: Cas No. :151533-22-1 Calcium L-5-methyltetrahydrofolate
CAS: 151533-22-1

It is the calcium salt of L-5-methyltetrahydrofolic acid [1], which is the predominant, naturally occurring form of folate.

Commercial use of Calcium L-5-methyltetrahydrofolate in pharmaceutical products began in Europe in the early part of this decade. This approach to folate supplementation has potential to impact prenatal care, homocysteine management, and the treatment of depression, dementia and cardiovascular concerns.

Speification:
Identification(IR): Meets the requirements
Assay(on dry basis by HPLC): ≥ 95.0%
Specific rotation (C=1.5, H2O): +38.5 ~ +42°
Calcium: 7.0~8.5%
Chloride: ≤ 0.5%
Residue on ignition: ≤ 0.2%
Water(KF): ≤ 17.0%
D-isomer: ≤ 1.0%
Heavy metals (as Pb): ≤ 10ppm
Arsenic: ≤ 1ppm
Boron: ≤ 100ppm
Appearance: Pale yellow crystalline powder

  CAS Registry Number:

151533-22-1
  Synonyms: ;CALCIUML-5-METHYLTETRAHYDROFOLATE;(6S)-N-[4-(2-Amino-1,4,5,6,7,8,-hexahydro-5-methyl-4-oxo-6-pteridinylmethylamino)benzoyl]-L-glutaminsure, Calciumsalz (1:1);L-5-Methyltetrahydrofolic acid, calcium salt;L-Methyltetrahydrofolate, calcium salt;L-Methylfolate, calcium;L-5-MTHF-Ca;Calcium levomefolate; Calcium L-5-Methyltetrahydrofolate;
  Molecular Formula: C20H23CaN7O6
  Molecular Weight: 497.5179
  Molecular Structure: 151533-22-1 L-5-Methyltetrahydrofolate calcium

  Company: Seebio Biotech, Inc.     [ China ]        
  Contact: Jenny Chao
  Tel: 86-21-50272981
  Fax: 86-21-50272982
  Email: pharmchem@seebio.cn
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