BK4 powder Supply high quality CAS 1451-82-7 2-bromo-3-methylpropiophenone C10H11BrO. CAS: 1451-82-7 MF: C10H11BrO MW: 227.101 Appearance: White crystalline powder Boiling point 273 °C density 1.357 Melting point 75-77°C Flammpunkt 59 °C Storage condition Refrigerator Our company supports door-to-door delivery and sends samples . The goods can be delivered within 7to 12 days. All the price are door to door price. You can receive the goods directly from me. No need worry about the customs clearance. For more convenient communication, please add my contact information:Mobile/Whatsapp/Telegram /Signal:+8618140577227 Email:annie@wuhanfusite.com