Potassium Tartrate (CAS 921-53-9) — formula C4H4K2O6, molecular weight 226.27; category food additives.
Potassium Tartrate (CAS 921-53-9) is a chemical raw material in the food additives category. Its molecular formula C4H4K2O6 comprises 4 C, 4 H, 2 K, 6 O atoms. Its molecular weight is about 226.27. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 921-53-9 |
|---|---|
| Molecular Formula | C4H4K2O6 |
| Molecular Weight | 226.27 |
| Applications | Processing Aids and Additives |
| Category | Food Additives|Other Food Additives |
Documented applications: Processing Aids and Additives.
Potassium Tartrate is a food-grade compound with CAS registry number 921-53-9 and molecular formula C4H4K2O6 (molecular weight 226.27), belonging to the food additives segment of chemical raw materials.
CAS number: 921-53-9
Its molecular formula C4H4K2O6 comprises 4 C, 4 H, 2 K, 6 O atoms.
Also known as: Potassium Tartrate · 酒石酸钾
Category: food additives / food additives
The CAS registry number of Potassium Tartrate is 921-53-9.
Molecular formula C4H4K2O6, molecular weight 226.27.
It is also registered under: Potassium Tartrate, 酒石酸钾.
Recorded applications: Processing Aids and Additives.
Category: Food Additives / Other Food Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Potassium Tartrate (CAS 921-53-9), compiled from public chemistry databases.
| CAS Registry Number | 921-53-9 |
|---|---|
| PubChem CID | 8984 |
| Molecular formula | C4H4K2O6 |
| IUPAC name | dipotassium;(2R,3R)-2,3-dihydroxybutanedioate |
| UNII (FDA) | O9WLL1ZL8S |
| Molecular Weight | 226.27 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 1 |
| Exact Mass | 225.92820081 |
| Monoisotopic Mass | 225.92820081 |
| Topological Polar Surface Area | 121 |
| Heavy Atom Count | 12 |
POTASSIUM TARTRATE; 921-53-9; O9WLL1ZL8S; INS NO.336(II); INS-336(II); DTXSID90889442; E-336(II); KALI TARTARICUM; RefChem:57012; DTXCID801028695; Butanedioic acid, 2,3-dihydroxy-(2R,3R)-, dipotassium salt; Butanedioic acid, 2,3-dihydroxy-(2R,3R)-, potassium salt (1:2); 213-067-8; Dipotassium tartrate; Potassium L-tartrate; dipotassium;(2R,3R)-2,3-dihydroxybutanedioate
| Regulatory & Food Contact | SEQUESTRANT; STABILIZER: Food Additives JECFA ADI: 0-30 mg/kg bw Not re-evaluated by JECFA, but the provisions for potassium l(+)-tartrate was withdrawn at CCFA47 NMRS 53/TRS 539-JECFA 17/24 FAS 5/NMRS 53A-JECFA 17/512 |
|---|---|
| GHS notification summary | 97.2% (35 / 36) |
| GHS notification summary | 97.2% (35 / 36) |
|---|
This chemical does not meet GHS hazard criteria for 97.2% (35 of 36) of all reports.
Reported as not meeting GHS hazard criteria by 35 of 36 companies (only 2.8% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Potassium Tartrate · CAS 921-53-9 · C4H4K2O6. UNII O9WLL1ZL8S.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 酒石酸钾