Calcium L-Threonate

Base Information

• Chemical Name: Calcium L-Threonate
• CAS No.: 70753-61-6
• Molecular Formula: C4H8 O5 . 1/2 Ca
• Molecular Weight: 310.271
• Hs Code.: 2942000000
• European Community (EC) Number: 615-158-1
• UNII: HBB4YPO93U
• Nikkaji Number: J624.916G
• Wikidata: Q27279843
• Mol file: 70753-61-6.mol

Synonyms:2,3,4-trihydroxy-(threo)-butanoic acid;calcium l-threonate;calcium threonate;ClariMem;L-TAMS compound;L-threonic acid magnesium salt;magnesium threonate;MMFS-01;threonate;threonic acid;threonic acid, (R*,R*)-isomer;threonic acid, (R-(R*,S*))-isomer;threonic acid, dl-;threonic acid, l-

Chemical Property of Calcium L-Threonate

Chemical Property:

• Vapor Pressure: 6.17E-13mmHg at 25°C
• Melting Point: >300 ºC
• Refractive Index: 15 ° (C=1, H2O)
• Boiling Point: 518.9oC at 760 mmHg
• Flash Point: 281.7oC
• PSA: 183.21000
• LogP: -4.64830
• Storage Temp.: Inert atmosphere,Room Temperature
• Solubility.: DMSO (Slightly), Water (Slightly, Heated)
• Water Solubility.: Soluble in water. Sparingly soluble in methanol.
• Hydrogen Bond Donor Count: 6
• Hydrogen Bond Acceptor Count: 10
• Rotatable Bond Count: 4
• Exact Mass: 310.0212875
• Heavy Atom Count: 19
• Complexity: 95.6

Purity/Quality:

98% ^*data from raw suppliers

Calcium L-threonate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 22-24/25-37/39-26

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(C(C(C(=O)[O-])O)O)O.C(C(C(C(=O)[O-])O)O)O.[Ca+2]
• Isomeric SMILES: C([C@@H]([C@H](C(=O)[O-])O)O)O.C([C@@H]([C@H](C(=O)[O-])O)O)O.[Ca+2]
• Uses: L-Threonic acid calcium salt is the salt of L-Threonic acid, a naturally occurring compound that can be found in the leaves of Pelargonium crispum. L-Threonic acid is also the degradation product of Dehydroascorbate (DHA), a metabolite of Vitamin C (A786990).

Technology Process of Calcium L-Threonate

There total 1 articles about Calcium L-Threonate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 94.6%

ascorbic acid (50-81-7,98966-42-8) → calcium L-threonate (70753-61-6)

Guidance literature:

ascorbic acid; With calcium carbonate; In water; at 0 - 5 ℃;

With dihydrogen peroxide; In water; at 5 - 75 ℃; for 18h;

With methanol; In water; at 20 - 50 ℃; for 12h;

Reference yield: 72.4%

O-benzylhydoxylamine hydrochloride (2687-43-6) + calcium L-threonate (70753-61-6) → L-threonic acid (benzyloxy)amide (97764-61-9)

Guidance literature:

With sodium hydrogencarbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In water; for 4h;

DOI:10.1021/jo00219a009

Reference yield: 60.0%

benzoyl chloride (98-88-4) + calcium L-threonate (70753-61-6) → 2′,3′-di-O-benzoyl-L-threonolactone (538368-86-4)

Guidance literature:

calcium L-threonate; With Dowex 50WX₄-50; In water; at 70 ℃; for 0.5h;

With toluene-4-sulfonic acid; In acetonitrile; for 1h; Heating;

benzoyl chloride; With pyridine; at 20 ℃; for 10h;

DOI:10.1002/hlca.200290000

upstream raw materials:

ascorbic acid

Downstream raw materials:

L-threonic acid (benzyloxy)amide

2′,3′-di-O-benzoyl-L-threonolactone

2′-O-benzoyl-L-threonolactone

Refernces

• 1、 -. "MAGNESIUM COMPOSITIONS AND USES THEREOF FOR NEUROLOGICAL DISORDERS". Paragraph 0194. . Retrieved 2017/05/07.
• 2、 -. "NOVEL ANTIVIRAL COMPOUNDS, A PROCESS FOR THEIR PREPARATION, AND THEIR USE FOR TREATING VIRAL INFECTIONS". Page/Page column 20; 21. . Retrieved 2017/01/05.