Lactic acid impurity 2 CAS 1823698-42-5
| CAS No. | 1823698-42-5 |
| Molecular Formula | C7H14O4 |
| Molecular Weight | 162.18 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Lactic acid impurity 2 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Lactic acid impurity 2 (CAS 1823698-42-5) is a certified pharmaceutical impurity reference standard with the molecular formula C7H14O4 and a molecular weight of 162.18 g/mol.
Based on its molecular formula C7H14O4, Lactic acid impurity 2 contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 162.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.
Physical & Chemical Properties
| Molecular Formula | C7H14O4 |
| Molecular Weight | 162.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1995 |
Related Lactic Standards
- Lactic Acid Ethyl Carbonate (CAS 5700-72-1)
- Lactic Acid Impurity 5 (L-2-Phospholactic Acid) (CAS 28238-07-5)
- D-Lactic acid-benzyl ester (CAS 74094-05-6)
- Lactic acid acrylate (CAS 98136-13-1)
- L-Lactic acid-3-<SUP>13</SUP>C (CAS 155307-62-3)
- L-Lactic Acid (CAS 79-33-4)
- Lactic Acid (mixture of polymers) (CAS 50-21-5)
- Lactic Acid Dodecyl Ester (CAS 6283-92-7)
Recommended Standards
- 1,3-Dioxepane-5,6-diol, 2,2-dimethyl- (CAS 1629961-94-9)
- Glycerol 1-Monobutyrate (CAS 557-25-5)
- (+)-2,3-O-Isopropylidene-L-threitol (4S,5S)-(+)-2,2-Dimethyl-1,3-dioxolane-4,5-dimethanol (4S,5S)-(+)-4,5-Bis(hydroxymethyl)-2,2-dimethyl-1,3-dioxolane 50622-09-8 I0376 (CAS 50622-09-8)
- 5-Methoxy-6-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1000340-90-8)
- Etomidate impurity 57 (CAS CATO-C4X-188457)
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- Tetrazine-Ph-NHS ester (CAS 1616668-55-3)
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- 2-(Methylamino)-n-(4-methylphenyl)acetamide (CAS 64642-17-7)
- 7-Chloro-N-ethyl-5-methyl-2,3-dihydrobenzofuran-3-amine (CAS 1249942-61-7)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com