Calcium α-ketovaline
calcium 3-methyl-2-oxobutyrate
CAS: 51828-94-5
Molecular Formula: C5H10CaO3
Calcium α-ketovaline - Names and Identifiers
| Name | calcium 3-methyl-2-oxobutyrate |
| Synonyms | Calcium α-ketovaline α-KETOVALINE CALCIUM 3-Methyl-2-Oxobutyrate calcium alpha-ketovaline calcium 3-methyl-2-oxobutyrate CalciuM 3-Methyl-2-oxobutanoate Calcium bis(3-methyl-2-oxobutyrate) calcium bis(3-methyl-2-oxobutanoate) Bis(2-oxo-3-methylbutyric acid)calcium salt Bis(3-methyl-2-oxobutanoic acid)calcium salt Bis(3-methyl-2-oxobutyric acid) calcium salt |
| CAS | 51828-94-5 |
| EINECS | 257-456-0 |
| InChI | InChI=1/2C5H8O3.Ca.2H/c2*1-3(2)4(6)5(7)8;;;/h2*3H,1-2H3,(H,7,8);;;/p-2/r2C5H8O3.CaH2/c2*1-3(2)4(6)5(7)8;/h2*3H,1-2H3,(H,7,8);1H2/p-2 |
| InChIKey | IMZGMVJQWNJKCI-UHFFFAOYSA-L |
Calcium α-ketovaline - Physico-chemical Properties
| Molecular Formula | C5H10CaO3 |
| Molar Mass | 158.21 |
| Melting Point | >330°C |
| Solubility | DMSO (Slightly), Water (Slightly) |
| Appearance | Solid |
| Color | White to Off-White |
| Storage Condition | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| Stability | Hygroscopic |
| MDL | MFCD00002580 |
Calcium α-ketovaline - Reference Information
| overview | ketone valine calcium is one of the main components of compound α-keto acid tablets (Kaitong). Alpha-keto acid and its derivatives have shown increasingly broad application prospects in food, daily chemicals and medicine. |
| preparation | dissolve 170.21g(1mol) of 5-isopropyl -4,4 '-dimethyldihydrofuran -2,3-dione in 1500g of methanol, fully stir and dissolve, control the temperature from 0 ℃ to 55 ℃, add 74.09g of calcium hydroxide solution, stir for 8 hours, crystallize at 0 ℃ for 2 hours, and filter, 140g of ketone valine calcium crude product with 90% molar yield. 140g of ketone valine calcium crude product was added into 20% methanol aqueous solution, heated to 55 ℃ for dissolution, cooled to 0 ℃ for crystallization for 2 hours, filtered to obtain 123g of ketone valine calcium crude product with 87.8% molar yield. HPLC purity 99.9%. |
| use | for electroplating and other electronics industries |
Last Update：2024-04-09 02:00:09
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