5,5'-Diethynyl-2,2'-bipyrimidine CAS 679844-18-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 679844-18-9 |
| Molecular Formula | C12H6N4 |
| Molecular Weight | 206.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,5'-Diethynyl-2,2'-bipyrimidine (CAS 679844-18-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H6N4. Molecular weight: 206.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H6N4 |
| Molecular Weight | 206.20 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
Related Diethynyl Standards
- 4,4'-Diethynyl-2,2'-bipyridine (CAS 133810-44-3)
- 5,5'-Diethynyl-2,2'-bipyridine (CAS 162318-26-5)
- 3,3'-Diethynyl-1,1'-biphenyl (CAS 1266361-97-0)
- 2,2'-Diethynyl-1,1'-biphenyl (CAS 18442-29-0)
- 4,4'-Diethynyl-1,1'-biphenyl (CAS 38215-38-2)
- 2,7-Diethynyl-9H-fluorene (CAS 94463-11-3)
- 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene (CAS 38002-32-3)
- 5,5'-Diethynyl-2,2'-bithiophene (CAS 139896-68-7)
Recommended Standards
- 5-(Methylamino)-N-(1H-pyrazol-3-yl)furan-2-carboxamide (CAS 826991-15-5)
- 5,7-Dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carbohydrazide (CAS 350478-67-0)
- 5-(4-Nitrophenyl)pyrrolidin-2-one (CAS 857760-44-2)
- spiro[6H-[1,3]dioxolo[4,5-f]isoindole-7,1-cyclopropane]-5-one (CAS 1990536-33-8)
- (4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)benzoyl)glycine (CAS 1072902-66-9)
- N-(4-Cyclopropoxy-2-isopropoxyphenyl)methanesulfonamide (CAS 1243396-84-0)
- 3-Methyl-4-(pyrazin-2-yloxy)aniline (CAS 871020-30-3)
- 2-Bromo-3,5-dichlorobenzophenone (CAS 951891-53-5)
- Rel-1-((1R,2R)-2-(thiophen-2-yl)cyclopropyl)ethan-1-one (CAS 134198-07-5)
- Semaglutide impurity 30 (CAS CATO-C4X-222630)
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