2,2'-(1,3-Dioxolane-2,2-diyl)diacetic acid CAS 5694-91-7
| CAS No. | 5694-91-7 |
| Molecular Formula | C7H10O6 |
| Molecular Weight | 190.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,2'-(1,3-Dioxolane-2,2-diyl)diacetic acid is closely related to a carbohydrate-derived structure in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2,2'-(1,3-Dioxolane-2,2-diyl)diacetic acid (CAS 5694-91-7) is a high-purity analytical reference standard with the molecular formula C7H10O6 and a molecular weight of 190.15 g/mol.
2,2'-(1,3-Dioxolane-2,2-diyl)diacetic acid (C7H10O6) contains a carbohydrate-derived structure. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2,2'-(1,3-Dioxolane-2,2-diyl)diacetic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H10O6 |
| Molecular Weight | 190.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
Related Dioxolane Standards
- (1,3-dioxolane-2-ylmethyl)magnesium bromide solution (CAS 180675-22-3)
- 1,3-Dioxolane-4-methanol, α,5-diethenyl-2,2-dimethyl-, (4S,5R)- (CAS 683276-43-9)
- 5-Phenyl-1,3-dioxolane-2,4-dione (CAS 42783-36-8)
- Ethyl 3-(1,3-Dioxolane)hexanoate (CAS 76924-94-2)
- 2-Methyl-1,3-dioxolane-2-propanoic Acid Methyl Ester-d2 (CAS 1216512-70-7)
- 5-Oxo-1,3-dioxolane-4,4-diacetic Acid (CAS 144-16-1)
- 1,3-Dioxolane-4-butanol, 2-ethenyl- (CAS 2421-08-1)
- [2,2'-Bi(1,3-dioxolane)]-4,4',5,5'-tetraol (CAS 86018-04-4)
Recommended Standards
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- 2-(2,3-Difluorobenzylidene)malononitrile (CAS 674801-23-1)
- 2,3-Diacetoxypropanoic acid (CAS 87844-87-9)
- Ethyl 3-(3-chlorophenyl)-5-methylisoxazole-4-carboxylate (CAS 495417-28-2)
- 2-((1-Methylpiperidin-3-yl)oxy)ethanamine (CAS 1353969-91-1)
- Methyl 2-acetamido-3-(4-acetamidophenyl)acrylate (CAS 1622059-68-0)
- (3Z,5E)-1-Acryloyl-3,5-bis(4-nitrobenzylidene)-piperidin-4-one (CAS 330450-45-8)
- 2-(5-Chlorothiophen-2-yl)-1,3-thiazolidine-4-carboxylic acid, mixture of diastereomers (CAS 1218116-94-9)
- 2-Bromo-1-(difluoromethyl)-4-methylbenzene (CAS 1261876-58-7)
- 3',4'-Dimethoxy-[1,1'-biphenyl]-2-carbaldehyde (CAS 676348-35-9)
- Ethyl 2-bromo-1,4-dimethyl-1H-imidazole-5-carboxylate (CAS 113444-43-2)
- (4-(N-Hydroxycarbamimidoyl)phenyl)boronic acid (CAS 1254837-78-9)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
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