3-methylcholanthrene (CAS 56-49-5) — formula C21H16, molecular weight 268.4; category organic chemicals.
3-methylcholanthrene (CAS 56-49-5) is a chemical raw material in the organic chemicals category. Its molecular formula C21H16 comprises 21 C, 16 H atoms. Its molecular weight is about 268.4. Reported physicochemical data: melting point around 354 to 356 °F (NTP, 1992), boiling point around 536 °F at 80 mmHg (NTP, 1992), LogP about 6.4. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 56-49-5 |
|---|---|
| Molecular Formula | C21H16 |
| Molecular Weight | 268.4 |
| Melting Point | 354 to 356 °F (NTP, 1992) |
| Boiling Point | 536 °F at 80 mmHg (NTP, 1992) |
| LogP | 6.4 |
| Applications | cancer research, Experimentally in cancer research, research to induce specific forms of cytochrome p450 (MC1 and 2), Biochemical research, Methods of Manufacturing: From desoxycholic acid ... . From cholic acid ... . Methylcholanthrene has been produced also by an unusual pyrolytic degradation of cholesterol derivatives, From bile acids via 1 |
| Category | Organic Chemicals |
Documented applications: cancer research, Experimentally in cancer research, research to induce specific forms of cytochrome p450 (MC1 and 2), Biochemical research, Methods of Manufacturing: From desoxycholic acid ... . From cholic acid ... . Methylcholanthrene has been produced also by an unusual pyrolytic degradation of cholesterol derivatives, From bile acids via 1.
3-methylcholanthrene is a carbon-based organic compound with CAS registry number 56-49-5 and molecular formula C21H16 (molecular weight 268.4), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 56-49-5
Its molecular formula C21H16 comprises 21 C, 16 H atoms.
Also known as: 3-methylcholanthrene · 3-甲基胆蒽
Category: organic chemicals
The CAS registry number of 3-methylcholanthrene is 56-49-5.
Molecular formula C21H16, molecular weight 268.4.
It is also registered under: 3-methylcholanthrene, 3-甲基胆蒽.
Recorded applications: cancer research, Experimentally in cancer research, research to induce specific forms of cytochrome p450 (MC1 and 2), Biochemical research, Methods of Manufacturing: From desoxycholic acid ... . From cholic acid ... . Methylcholanthrene has been produced also by an unusual pyrolytic degradation of cholesterol derivatives, From bile acids via 1.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 3-methylcholanthrene (CAS 56-49-5), compiled from public chemistry databases.
| CAS Registry Number | 56-49-5 |
|---|---|
| PubChem CID | 1674 |
| Molecular formula | C21H16 |
| IUPAC name | 3-methyl-1,2-dihydrobenzo[j]aceanthrylene |
| UNII (FDA) | 214U33M1RL |
| Molecular Weight | 268.4 |
|---|---|
| XLogP3 | 6.4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 268.125200510 |
| Monoisotopic Mass | 268.125200510 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 21 |
| Boiling Point | 536 °F at 80 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 280 °C at 80 mm Hg |
| Melting Point | 354 to 356 °F (NTP, 1992) |
| Melting Point | 178 °C |
| Melting Point | 180 °C |
| Solubility | In water, 2.9X10-3 mg/L at 25 °C |
| Density | 1.28 g/cu cm at 20 °C |
| Density | 1.28 @ 20°C |
| Vapor Pressure | 6.85e-07 mmHg at 68 °F (NTP, 1992) |
| Vapor Pressure | 0.0000038 [mmHg] |
3-methylcholanthrene; 56-49-5; Methylcholanthrene; 20-Methylcholanthrene; 3-methyl-1,2-dihydrocyclopenta[ij]tetraphene; 3-MCA; 3-Methoxycholanthrene; 20-MC; 3-MeCA; Cholanthrene, 3-methyl-; 1,2-Dihydro-3-methylbenz(j)aceanthrylene; DTXSID0020862; Benz(j)aceanthrylene, 1,2-dihydro-3-methyl-; Benz[j]aceanthrylene, 1,2-dihydro-3-methyl-; 1,2-dihydro-3-methylbenz[j]aceanthrylene; CHEBI:34342
| GHS notification summary | 2.4% (1 / 42) |
|---|
| GHS notification summary | 2.4% (1 / 42) |
|---|---|
| Reported hazard statements | H350 (92.9%), H413 (92.9%) |
This chemical does not meet GHS hazard criteria for 2.4% (1 of 42) of reports.
H350 (92.9%): May cause cancer [Danger Carcinogenicity]
3-methylcholanthrene · CAS 56-49-5 · C21H16. UNII 214U33M1RL. Boiling Point: 536 °F at 80 mmHg (NTP, 1992); Boiling Point: 280 °C at 80 mm Hg; Melting Point: 354 to 356 °F (NTP, 1992).
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 3-甲基胆蒽