1,1'-(4-Methyl-1,3-phenylene)bis(1H-pyrrole-2,5-dione) CAS 6422-83-9
| CAS No. | 6422-83-9 |
| Molecular Formula | C15H10N2O4 |
| Molecular Weight | 282.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1,1'-(4-Methyl-1,3-phenylene)bis(1H-pyrrole-2,5-dione).
1,1'-(4-Methyl-1,3-phenylene)bis(1H-pyrrole-2,5-dione) (CAS 6422-83-9), molecular formula C15H10N2O4 and molecular weight 282.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H10N2O4, 1,1'-(4-Methyl-1,3-phenylene)bis(1H-pyrrole-2,5-dione) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 282.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1,1'-(4-Methyl-1,3-phenylene)bis(1H-pyrrole-2,5-dione) 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 | C15H10N2O4 |
| Molecular Weight | 282.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 2,2′-(4-Methyl-1,2-phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 1646828-17-2)
- 2,2′-(2-Methyl-1,3-phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 64682-39-9)
- 5,5'-(1,4-Phenylene)dipicolinaldehyde (CAS 1399191-70-8)
- ((4-Methyl-1,3-phenylene)bis(methylene))dibenzene (CAS 94871-33-7)
- 2,2′-(1,3-Phenylene)bis[4-ethyl-4,5-dihydrooxazole] (CAS 1240037-59-5)
- 2,2′-(1,2-Phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 131380-84-2)
- 2,2′-(1,2-Phenylene)bis[4-ethyl-4,5-dihydrooxazole] (CAS 220337-20-2)
- 2,2′-(1,4-Phenylene)bis[4,5-dihydro-4,4-dimethyloxazole] (CAS 25151-49-9)
Recommended Standards
- 1-(4-Nitrobenzyl)indoline-2,3-dione (CAS 31541-33-0)
- 1,3-Dioxo-2-(pyridin-2-ylmethyl)isoindoline-5-carboxylic acid (CAS 356578-53-5)
- 1-(3-Nitrobenzyl)indoline-2,3-dione (CAS 346442-46-4)
- 1,3-Dioxo-2-[(pyridin-3-yl)methyl]-2,3-dihydro-1h-isoindole-5-carboxylic acid (CAS 348125-25-7)
- 4-(3-Bromophenyl)-2-chloropyrimidine 499195-47-0 6771AB C10H6BrClN2 (CAS 499195-47-0)
- 6-Methylfuro[3,2-c]pyridine (CAS 117013-82-8)
- 2-(4-Formylphenoxy)nicotinonitrile (CAS 919731-40-1)
- 4,5-Dichloro-2-isopropylpyridazin-3(2H)-one (CAS 51659-96-2)
- 4-Acetyl-1H-pyrrole-3-carbaldehyde (CAS 24445-11-2)
- N-(2-Chloro-benzyl)-cyclohexane-1,2-diamine hydrochloride (CAS 1353954-92-3)
- 1-(Thiophen-2-yl)-3-((2-(thiophen-3-yl)pyridin-3-yl)methyl)urea (CAS 2034268-88-5)
- 5-(Difluoromethyl)-2,3-difluorobenzamide (CAS 1803788-90-0)
- 1,1'-(3-Oxopyrazolidine-1,2-diyl)diethanone (CAS 161799-96-8)
- Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 330456-24-1)
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