Pyrimidine, 1,2,5,6-tetrahydro-2,2,4,6,6-pentamethyl- CAS 556-72-9
| CAS No. | 556-72-9 |
| Molecular Formula | C9H18N2 |
| Molecular Weight | 154.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Pyrimidine, 1,2,5,6-tetrahydro-2,2,4,6,6-pentamethyl- is closely related to a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Pyrimidine, 1,2,5,6-tetrahydro-2,2,4,6,6-pentamethyl- (CAS 556-72-9), molecular formula C9H18N2 and molecular weight 154.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H18N2, Pyrimidine, 1,2,5,6-tetrahydro-2,2,4,6,6-pentamethyl- contains a nitrile group; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 154.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Pyrimidine, 1,2,5,6-tetrahydro-2,2,4,6,6-pentamethyl- 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 | C9H18N2 |
| Molecular Weight | 154.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Pyrimidine Standards
- Pyrimidine-4-propanoic Acid (CAS 819850-17-4)
- Pyrimidine-2-sulfonamide (CAS 142047-90-3)
- Pyrimidine-5-sulfonamide (CAS 98621-75-1)
- pyrimidine-5-carbonyl chloride (CAS 40929-48-4)
- Pyrimidine-2-sulfonic acid (CAS 34916-79-5)
- Pyrimidine-2-sulfonyl fluoride (CAS 35762-87-9)
- Pyrimidine-2,4,6-tricarbaldehyde (CAS 1209493-65-1)
- 1,1'-(Pyrimidine-4,6-diyl)diethanone (CAS 210295-82-2)
Recommended Standards
- Propyl Methanethiosulfonate (CAS 24387-69-7)
- rel-(1S,3S,4R,6R)-4,7,7-Trimethylbicyclo[4.1.0]heptan-3-ol (CAS 52486-23-4)
- Octahydro-1H-quinolizin-2-amine (CAS 67092-45-9)
- Terpin Monohydrate - Impurity B (CAS 7299-40-3)
- Methyl 2-(4-oxo-4,10-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidin-2-yl)acetate (CAS 879616-49-6)
- 5-[(2-Acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-galactopyranosyl)oxy]pentanoic Acid (CAS 1159408-54-4)
- (2R,3S,4R,5S)-6-Aminohexane-1,2,3,4,5-pentaol (CAS 42015-13-4)
- MCAD302082-AL (CAS CATO-MCAD302082-AL)
- Promethazine Sulfoxide N-Oxide TFA salt (CAS CATO-C4X-141834)
- 8-Fluoro-2,3,4,5-tetrahydro-1H-benzo[c]azepine (CAS 1215074-46-6)
- NH-bis(PEG2-C2-Boc) (CAS 1964503-36-3)
- 2-Chloro-3-[(2,5-dimethoxyphenyl)amino]-1,4-dihydronaphthalene-1,4-dione (CAS 331462-39-6)
- 2-Methoxy-d3-benzaldehyde (CAS 56248-49-8)
- Insulin Degludec Impurity 11 (CAS CATO-C4X-215711)
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