| Product Identification | Back to Contents | 【Product Name】
5-Ethyl-5-(1-methylbutyl)barbituric acid | 【Synonyms】
5-Ethyl-5-(1-methylbutyl)barbituric acid
5-Ethyl-5-(1-methylbutyl)malonylurea
5-Ethyl-5-(sec-pentyl)barbituric acid
Barpental
Ethaminal
Mebubarbital | 【CAS】
76-74-4 | 【Formula】
C11H18N2O3 | 【Molecular Weight】
226.28 | 【EINECS】
200-983-8 | 【RTECS】
CQ5775000 | 【RTECS Class】
Drug; Reproductive Effector; Human Data | 【Merck】
12,7272 | 【Beilstein/Gmelin】
87067 | 【Beilstein Reference】
5-24-09-00168 |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White to practically white, fine, powder. Practically odorless. | 【Solubility in water】
Insoluble | 【Melting Point】
129-130 | 【Boiling Point】
506 | 【pKa/pKb】
7.88 (pKa) | 【Partition Coefficient】
2.1 | 【Heat Of Vaporization】
| 【Usage】
This is a drug of abuse. |
| First Aid Measures | Back to Contents | 【Ingestion】
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended. | 【Inhalation】
If symptoms develop, move individual away from exposure and into fresh air. If symptoms persist, seek medical attention. If breathing is difficult, administer oxygen. Keep person warm and quiet; seek immediate medical attention. | 【Skin】
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. | 【Eyes】
If symptoms develop, immediately move individual away from exposure and into fresh air. Flush eyes gently with water for at least 15 minutes while holding eyelids apart; seek immediate medical attention. |
| Handling and Storage | Back to Contents | 【Storage】
Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage. | 【Handling】
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood. |
| Hazards Identification | Back to Contents | 【Inhalation】
Respiratory arrest may occur following severe intoxication. Aspiration pneumonia has been reported, in barbiturate ingestions, following vomiting of gastric contents. | 【Skin】
Erythematous or hemorrhagic blisters (barb - burns) may occasionally occur on the hands, buttocks, in between the knees, and at any pressure point. | 【Ingestion】
Respiratory arrest may occur following severe intoxication. Aspiration pneumonia has been reported, in barbiturate ingestions, following vomiting of gastric contents. |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Chemical splash goggles in compliance with OSHA regulations are advised; however, OSHA regulations also permit other type safety glasses. Whre chemical resistant gloves. To prevent repeated or prolonged skin contact, wear impervious clothing and boots. | 【Respirators】
Use NIOSH/MSHA approved respirator appropriate for exposure of concern. | 【Exposure Effects】
CNS findings range from drowsiness to deep coma. Seizures are not expected, except upon withdrawal from barbiturate dependence. |
| Fire Fighting Measures | Back to Contents | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Use agent most appropriate to extinguish fire. |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Evacuate area and ventilate. Wear protective equipment. If required, use an inert absrobent. Sweep up and place in an appropriate container for disposal. Wash contaminated surfaces. |
| Stability and Reactivity | Back to Contents | 【Stability】
Aq solution of pentobarbital sodium are not Pentobarbital sodium sensitive to air and moisture pentobarbital sodium alkaline solution decomp on storage and heating. | 【Incompatibilities】
Strong oxidizing agents. |
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