Mesterolone 1424-00-6 美睾酮 C20H32O2 97.0%-103.0% White crystalline powder "Assay 99% Appearance White crystalline powder"

Appearance White Crystal Or White Crystalline Powder Purity 97.0~103.0% Loss on drying 0.5%max Specific Rotation +68°~+72° Related Substances 1.0% max Melting Point 60~63°C

Appearance White or Almost White Crystalline Powder Purity 97.0~103.0% Loss on drying 0.5%max Specific Rotation +86°~+91° Related Substances 1.0% max

Description : White or Almost White Crystalline Powder White Powder Identification : A.B. Positive Assay : 97.0~102.0% 98.70% Specific Rotation : +104°~+112° +107.8° Loss On Drying : 1.0%max 0.36% Chromatographic Purity : single impurity:1.0%max

Appearance White or almost white crystalline powder Identification Infrared absorption Melting point 98.0~104.0℃ Specific rotation +85°~ 92° Free cyclopentanepropionic acid ≤0.2% Residue on ignition ≤0.2% Organic volatile impurities ≤5000ppm Loss on drying ≤0.5% Related substance Single ≤2.0% Total ≤3.0% Assay 97.0~103.0%

Appearance White crystalline powder Purity 98.0%min Loss on drying 0.5%max Specific Rotation +69°~+74° Related Substances 1.0% max

Appearance White to off-white crystalline powder Assay 97%-103% Melting point 141-142°C

Appearance White or Almost White Crystalline Powder Assay 98-103% Melting point 162~168℃ Specific rotation (20/D) +79°~ +85°(C=1,HCl) Loss on drying 2.0% max

Appearance White or almost white micronized powder Identification IR, UV Assay 97~103% Melting point 153~157℃ Specific rotation +101°~+105° Organic volatile impurities Meets the requirement Residue on ignition 0.2% max Loss on drying 1.0% max Residue solvents Benzene: 2ppm max Methanol: 3000ppm max Particle size 100% pass 20microns seive

Appearance White to light yellow crystalline powder Melting range 33.0 ℃~37.0℃ Related substances Total impurities≤3.0% Loss on drying ≤0.5% Assay 97.0%~103.0% Organic volatile impurities ≤2500 ppm Chromatographic purity Total impurity≤3.0%

Appearance White crystalline powder Identification A.H Specific rotation -18°~ -24° Assay 98.0~102.0%

Appearance Slight yellow oily liquid Identification IR,UV Assay 98%min Methanol 0.5% max Benzene 5.0% max