cas 1451-82-7

Product Name: 2-bromo-4-methylpropiophenone CAS No.: 1451-82-7 Melting Point: 149°C Molecular Formular: C15H25ClN2O2 Appearance: White or off-white crystalline powder Molecular weight: 300.824 Flash Point: 189.3oC Boiling Point: 389.4℃ at 760 mmHg

Where I can find 4'-Methylpropiophenone and 2-Bromo-4'-methylpropiophenone? Due to 4'-Methylpropiophenone CAS 5337-93-9 illegal status (controlled in many countries), it's almost impossible to find it on the DarkNet market. However, there is another direct precursor for mephedrone (4-MMC)...

2-bromo-4-methylpropiophenone CAS：1451-82-7 We are the RC Lab team:), we are manufacturers of starting materials and research chemicals and we are committed to providing quality products to our customers. Long-term cooperation is our goal. 2-bromo-4-methylpropiophenone is our advantageous...

Mephedrone hydrobromide synthesis from 2-bromo-4'-methylpropiophenone with n-methylpyrrolidone https://bbgate.com/threads/synthesis-of-mephedrone-in-nmp-large-scale.231/

2-Bromo-4'-methylpropiophenone synthesis (CAS 1451-82-7) from 4'-methylpropiophenone with HBr/H2O2 https://bbgate.com/threads/bromination-of-4-methylpropiophenone-with-hbr-h2o2-large-scale.215/

Reaction scheme: Reagents: 2-Bromo-4'-methylpropiophenone (cas 1451-82-7) - 5 kg; n-Methyl-2-pyrrolidone (NMP; cas 872-50-4) - 20 L; Methyl amine 40% aq. solution (cas 74-89-5) - 8 L; Benzene - 20 L; Acetone - 30 L; Hydrochloric acid con. aq. solution (HCl 36%) ~ 1.5 L; Distilled water - 20...

Reaction scheme: Reagents: 4′-Methylpropiophenone (cas 5337-93-9) 1000 g; Hydrobromic acid 48% aq. 1300 g; Hydrogen peroxide (H2O2) 35% 750 g; Sodium bicarbonate (NaHCO3); Distilled water; Equipment and glassware: Three necked round bottom flask 5 L; Retort stand and clamp for securing...

Reaction scheme: Reagents: 4-methylpropiophenone (cas 5337-93-9) - 1000 g; Dichloromethane (DCM) or glacial acetic acid (GAA) - 3000 ml; Bromine (Br2) - 1080g, 348 ml; Sodium bicarbonae (NaHCO3) solution; Distilled water; Magnesium sulphate (MgSO4); Equipment and glassware: Three necked...

Reaction scheme: Reagents: 1. 4'-Methylpropiophenone (cas 5337-93-9) 1 kg; 2. Hydrobromic acid 48% 1300 ml; 3. Hydrogen peroxide 35% 750 ml; 4. Sodium/potassium hydroxide 25% (NaOH/KOH) aqueous solution; 5. Distilled water; 6. Ethyl acetate 6 l; 7. Methylamine 40% aq - 2 l; 8. Acetone - 8 l...