7H-Anthra[2,1,9-mna]naphtho[2'',3'':6',7']indolo[2',3':5,6]naphtho[2,3-h]acridine-8,13,18,20,25(19H)-pentaone CAS 83721-61-3
| CAS No. | 83721-61-3 |
| Molecular Formula | - |
| Molecular Weight | N/A |
| 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 7H-Anthra[2,1,9-mna]naphtho[2'',3'':6',7']indolo[2',3':5,6]naphtho[2,3-h]acridine-8,13,18,20,25(19H)-pentaone.
7H-Anthra[2,1,9-mna]naphtho[2'',3'':6',7']indolo[2',3':5,6]naphtho[2,3-h]acridine-8,13,18,20,25(19H)-pentaone (CAS 83721-61-3), molecular formula N/A and molecular weight N/A g/mol, is a CATO reference standard with documented purity and traceability.
7H-Anthra[2,1,9-mna]naphtho[2'',3'':6',7']indolo[2',3':5,6]naphtho[2,3-h]acridine-8,13,18,20,25(19H)-pentaone is supplied as a fully characterized reference material; its structural identity, assigned purity, and stability data are documented in the batch-specific Certificate of Analysis (COA).
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), 7H-Anthra[2,1,9-mna]naphtho[2'',3'':6',7']indolo[2',3':5,6]naphtho[2,3-h]acridine-8,13,18,20,25(19H)-pentaone 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
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1980 |
Related H Standards
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- Anthra[2,1-b]thiophene (CAS 227-56-5)
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- Anthra[2",1",9":4,5,6:6",5",10":4',5',6']diisoquino[2,1-a: 2',1'-a']diperimidine-12,25-dione, with cis isomer (CAS 6859-32-1)
- 851817-11-3 [Anthra[2,3-b:6,7-b']bisthiene-5,11-diyldi(ethyne-2,1-diyl)]bis(triethylsilane) DTXSID10731257 (CAS 851817-11-3)
Recommended Standards
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- Ugaxanthone (CAS 13179-11-8)
- (2E)-3-{3H-imidazo[4,5-b]pyridin-6-yl}prop-2-enoic acid (CAS 335030-65-4)
- (2R,3R,4S,5R,6R)-4,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-methoxytetrahydro-2H-pyran-3-ol (CAS 19488-49-4)
- Semaglutide impurity 88 (CAS CATO-C4X-222688)
Why CATO?
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