tert-Butyl 3-bromo-1H-pyrrolo[3,2-b]pyridine-1-carboxylate CAS 192189-15-4
| CAS No. | 192189-15-4 |
| Molecular Formula | C12H13BrN2O2 |
| Molecular Weight | 297.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
tert-Butyl 3-bromo-1H-pyrrolo[3,2-b]pyridine-1-carboxylate (CAS 192189-15-4), molecular formula C12H13BrN2O2 and molecular weight 297.15 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, tert-Butyl 3-bromo-1H-pyrrolo[3,2-b]pyridine-1-carboxylate (C12H13BrN2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 297.15 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C12H13BrN2O2 |
| Molecular Weight | 297.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- tert-Butyl (2-bromo-5-cyanophenyl)carbamate (CAS 1889801-72-2)
- tert-Butyl 3-bromo-1H-pyrrolo[3,2-c]pyridine-1-carboxylate (CAS 192189-16-5)
- Ethyl 2-amino-2-(5-bromo-1H-indol-3-yl)acetate (CAS 1888488-93-4)
- tert-Butyl 3-bromo-1H-pyrrolo[2,3-c]pyridine-1-carboxylate (CAS 192189-17-6)
- 4-Ethoxy-2-methylthiazole-5-carboxylic acid (CAS 1547490-40-3)
- 1-(tert-Butoxycarbonyl)-4-hydroxypiperidine-3-carboxylic acid (CAS 1015939-24-8)
- 6-Chloro-4-methylcinnoline (CAS 89770-39-8)
- MC(C5)-Val-Cit (CAS 2504147-59-3)
- 3-Fluoro-5-(trifluoromethyl)benzaldehyde (CAS 188815-30-7)
- Methyl 3-methoxy-2-nitrobenzoate (CAS 5307-17-5)
- 3-[2-(4-Chlorophenoxy)phenyl]-1,5-dihydro-4-hydroxy-1-methyl-2H-pyrrol-2-one (CAS 934996-78-8)
- (2-Amino-3-(aminomethyl)-6-(difluoromethyl)pyridin-4-yl)methanol (CAS 1806798-39-9)
- 4-(2-Hydroxy-4-methoxyphenyl)-4-oxobutanoic acid (CAS 14617-02-8)
- D-[Ser]8-Semaglutide (CAS CATO-CPTD788632)
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