Potassium tartrate hemihydrate

Base Information

• Chemical Name: Potassium tartrate hemihydrate
• CAS No.: 6100-19-2
• Molecular Formula: 2(K2C4H4O6)^.H2O
• Molecular Weight: 470.553
• Mol file: 6100-19-2.mol

Synonyms:Butanedioicacid, 2,3-dihydroxy- (2R,3R)-, dipotassium salt, hydrate (2:1) (9CI);Butanedioic acid, 2,3-dihydroxy-[R-(R*,R*)]-, dipotassium salt, hydrate (2:1);Tartaric acid, dipotassium salt, hemihydrate (8CI);Dipotassium tartratehemihydrate;

Chemical Property of Potassium tartrate hemihydrate

Chemical Property:

• Vapor Pressure: 4.93E-08mmHg at 25°C
• Melting Point: 155°C -H₂O
• Boiling Point: 399.3 °C at 760 mmHg
• Flash Point: 209.4 °C
• PSA: 129.95000
• Density: 1.98
• LogP: -4.85630
• Water Solubility.: Soluble in water.

Purity/Quality:

98%,99%, ^*data from raw suppliers

Potassium tartrate dibasic hemihydrate meets analytical specification of DAC, E336, 99-102% (perchloric acid titration) ^*data from reagent suppliers

Safty Information:

• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Potassium L-tartrate hemihydrate is a important organic intermediate. It can be used in agrochemical, pharmaceutical and dyestuff field.

Technology Process of Potassium tartrate hemihydrate

There total 2 articles about Potassium tartrate hemihydrate 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:

potassium sodium d-tartrate tetrahydrate (6381-59-5,28600-29-5,29116-26-5,57527-98-7,66516-21-0) + rochelle salt (6381-59-5) → sodium L-tartrate (526-94-3,868-18-8,4504-50-1,14475-11-7,21106-15-0,21348-52-7,21595-79-9,22476-77-3,25817-08-7,51307-92-7,60131-40-0,64183-71-7,109175-69-1) + potassium racemate*2H2O (4958-46-7,6100-19-2,15681-00-2,20670-40-0)

Guidance literature:

byproducts: water; at 33°C;reversible reaction;

Reference yield:

sodium potassium racemate*3H2O (6381-59-5,28600-29-5,29116-26-5,57527-98-7,66516-21-0) → potassium racemate*2H2O (4958-46-7,6100-19-2,15681-00-2,20670-40-0) + disodium DL-tartrate (526-94-3,868-18-8,4504-50-1,14475-11-7,21106-15-0,21348-52-7,21595-79-9,22476-77-3,25817-08-7,51307-92-7,60131-40-0,64183-71-7,109175-69-1)

Guidance literature:

at 41°C;

Reference yield:

dipotassium L-tartrate semihydrate (6100-19-2) → DL-tartaric acid (133-37-9,138508-61-9) + oxalic acid (144-62-7,97993-78-7) + acetic acid (64-19-7,77671-22-8) + tartaric acid (87-69-4,138508-61-9)

Guidance literature:

at 120 - 150 ℃;

upstream raw materials:

potassium sodium d-tartrate tetrahydrate

rochelle salt

sodium potassium racemate*3H₂O

Downstream raw materials:

succinic acid

oxalic acid

acetaldehyde

DL-tartaric acid