2-Methylisoquinolin-2-ium iodide CAS 3947-77-1
| CAS No. | 3947-77-1 |
| Molecular Formula | C10H10N |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-Methylisoquinolin-2-ium iodide (CAS 3947-77-1), molecular formula C10H10NI and molecular weight 271.10 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Methylisoquinolin-2-ium iodide (C10H10NI) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 271.10 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 2-Methylisoquinolin-2-ium iodide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H10N I |
| Molecular Weight | 271.10 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |
Related Methylisoquinolin Standards
- 3-Methylisoquinolin-8-ol (CAS 1037219-67-2)
- 1-Methylisoquinolin-4-amine (CAS 104704-41-8)
- (1-Methylisoquinolin-3-yl)methanamine (CAS 1079651-21-0)
- 8-Methylisoquinolin-1(2H)-one (CAS 116409-35-9)
- 6-Methylisoquinolin-3-amine (CAS 1192814-93-9)
- 8-Methylisoquinolin-3-amine (CAS 1260765-91-0)
- 5-Acetyl-2-methylisoquinolin-1(2H)-one (CAS 130542-87-9)
- 6-Methylisoquinolin-1(2H)-one (CAS 131002-10-3)
Recommended Standards
- N-ethyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carboxamide hydrochloride (CAS 1220035-04-0)
- 1-(2-amino-3-fluoro-5-iodophenyl)ethan-1-one (CAS 935292-91-4)
- Tetrabutylammonium Hydrogen Sulfate (CAS 32503-27-8)
- 5-(5-Bromo-1-ethyl-2-oxoindolin-3-ylidene)-3-cyclopentyl-2-thioxothiazolidin-4-one (CAS 617697-73-1)
- Bismuth(III) carbonate (CAS 16508-95-5)
- 2-Phenylthiophene-3-carboxylic acid (CAS 38695-73-7)
- (R)-3-(2-Aminobutyl)benzo[d]oxazol-2(3H)-one (CAS 1217975-30-8)
- 4-(2-Chlorophenyl)thiomorpholine-3,5-dione (CAS 338421-18-4)
- Dabrafenib-D9 (CAS 1423119-98-5)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com