Basic information
- Name:
Phenol,3-(3-ethylhexahydro-1-methyl-1H-azepin-3-yl)-, hydrochloride (1:1)
- Superlist Name:
- Meptazinol hydrochloride
- CAS No.:
59263-76-2
- Molecular Structure:

- Formula:
- C15H23NO.HCl
- Molecular Weight:
- 269.81
- Synonyms:
- Phenol,3-(3-ethylhexahydro-1-methyl-1H-azepin-3-yl)-, hydrochloride (9CI);IL 22811HCl;Meptamizol hydrochloride;Meptazinol hydrochloride;Meptid;Wy 22811;Wy22811 HCl;
- EINECS:
- 261-683-0
- Melting Point:
- 250-252 °C
- Boiling Point:
- 354.8 °C at 760 mmHg
- Flash Point:
- 160.6 °C
- Appearance:
- White solid
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Chemistry
Molecular Structure:

Molecular Formula: C15H24ClNO
Molecular Weight: 269.8102
IUPAC Name: 3-(3-Ethyl-1-methylazepan-3-yl)phenol hydrochloride
Synonyms of Meptazinol hydrochloride (CAS NO.59263-76-2): Meptazinol hydrochloride [USAN] ; 3-(3-Ethylhexahydro-1-methyl-1H-azepin-3-yl)phenol hydrochloride ; EINECS 261-683-0 ; IL 22811 ; Meptazinol HCl ; Phenol, m-(3-ethyl-1-methyl-hexahydro-1H-azepin-3-yl)-, hydrochloride ; WY 22811 ; m-(3-Ethyl-1-methyl-hexahydro-1H-azepin-3-yl)phenol hydrochloride ; m-(3-Ethylhexahydro-1-methyl-1H-azepin-3-yl)phenol hydrochloride ; Phenol, 3-(3-ethylhexahydro-1-methyl-1H-azepin-3-yl)-, hydrochloride
CAS NO: 59263-76-2
Product Categories: Analgesic ; Drug / Therapeutic Agent
Melting point: 250-252°C
Flash Point: 160.6 °C
Enthalpy of Vaporization: 62.35 kJ/mol
Boiling Point: 354.8 °C at 760 mmHg
Vapour Pressure of Meptazinol hydrochloride (CAS NO.59263-76-2): 1.6E-05 mmHg at 25°C
Uses
Meptazinol hydrochloride (CAS NO.59263-76-2) is used as centrally active opioid analgesic.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 118mg/kg (118mg/kg) | General Pharmacology. Vol. 9, Pg. 73, 1978. | |
| mouse | LD50 | oral | 282mg/kg (282mg/kg) | General Pharmacology. Vol. 9, Pg. 73, 1978. | |
| rat | LD50 | intraperitoneal | 106mg/kg (106mg/kg) | General Pharmacology. Vol. 9, Pg. 73, 1978. | |
| rat | LD50 | oral | 1260mg/kg (1260mg/kg) | General Pharmacology. Vol. 9, Pg. 73, 1978. |

