4,4-Dimethylheptanedioic acid CAS 5325-75-7
| CAS No. | 5325-75-7 |
| Molecular Formula | C9H16O4 |
| Molecular Weight | 188.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4,4-Dimethylheptanedioic acid (CAS 5325-75-7), molecular formula C9H16O4 and molecular weight 188.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H16O4, 4,4-Dimethylheptanedioic acid 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 188.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
As a certified reference material (CRM), 4,4-Dimethylheptanedioic 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 | C9H16O4 |
| Molecular Weight | 188.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1958 |
Recommended Standards
- 4-(tert-butoxy)-2-methyl-4-oxobutanoic acid (CAS 76904-18-2)
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- 4-(hydroxymethyl)-3-methoxybenzoic acid (CAS 955117-56-3)
- 4-Fluoro-2-(methylsulfonyl)toluene (CAS 828270-66-2)
- 2-amino-7-methyl-3,4-dihydroquinazolin-4-one (CAS 1026727-75-2)
- (E)-2-(2,4-Dioxothiazolidin-5-ylidene)acetic acid (CAS 1639050-53-5)
- 4-(2-Bromophenyl)-1-cyclopropyl-2-methyl-1H-imidazol-5-amine (CAS 1269530-71-3)
- 2-Bromo-2-phenylethanol (CAS 41252-83-9)
- 2-Amino-1-(3,4,5-trifluorophenyl)ethan-1-one (CAS 1380013-21-7)
- (S)-N,N-Dimethyl-[1,1'-binaphthalene]-2,2'-diamine (CAS 921212-80-8)
- 2-(2-Furyl)pyrrolidine (CAS 90086-89-8)
- 3-(6,7-Dihydro-4h-pyrano[4,3-d]thiazol-2-yl)propan-1-amine (CAS 1249636-86-9)
- 5-(Phenylsulfonyl)benzene-1,3-diamine (CAS 245652-65-7)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
Why CATO?
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