پیررول 807492 مرک

پیررول 807492 مرک Pyrrole 807492 merck Pyrrole for synthesis. اطلاعات محصول شماره CAS 109-97-7 شماره EC 203-724-7 فرمول هیل C₄H₅N جرم مولی 67.09 گرم/مول کد HS 2933 99 80 اطلاعات فیزیکوشیمیایی نقطه جوش 130 - 131 درجه سانتی گراد (1013 hPa) تراکم 0.97 g/cm3 (20 درجه سانتی گراد) حد انفجار 3.10 - 14.8 ((V) نقطه اشتعال 39 درجه سانتی گراد دمای احتراق 550 درجه سانتی گراد نقطه ذوب -24 درجه سانتی گراد مقدار pH> 6 (10 گرم در لیتر ، H₂O ، 20 درجه سانتی گراد) فشار بخار 8.7 اسب بخار (20 درجه سانتی گراد) حلالیت 60 گرم در لیتر برنامه های کاربردی کاربرد پیرول برای سنتز CAS 109-97-7 ، pH> 6 (10 گرم در لیتر ، H₂O ، 20 درجه سانتی گراد). Description Catalogue Number 807492 Product Information CAS number 109-97-7 EC number 203-724-7 Hill Formula C₄H₅N Molar Mass 67.09g/mol HS Code 2933 99 80 Structure formula Image Applications Application Pyrrole for synthesis. CAS 109-97-7, pH >6 (10g/l, H₂O, 20C). Physicochemical Information Boiling point 130-131C (1013hPa) Density 0.97g/cm3 (20C) Explosion limit 3.10-14.8%(V) Flash point 39C Ignition temperature 550C Melting Point -24C pH value >6 (10g/l, H₂O, 20C) Vapor pressure 8.7hPa (20C) Solubility 60g/l Toxicological Information LD 50 oral LD50 Rat 137 mg/kg Safety Information according to GHS Hazard Pictogram(s) Hazard Statement(s) H226: Flammable liquid and vapour. H301: Toxic if swallowed. H318: Causes serious eye damage. H332: Harmful if inhaled. Precautionary Statement(s) P210: Keep away from heat. P280: Wear eye protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. RTECS UX9275000 Storage class 3 Flammable liquids WGK WGK 2 water endangering Disposal 9 Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535). Safety Information Hazard Symbols Toxic Categories of danger flammable, toxic, irritant R Phrase R 10-20-25-41 Flammable.Harmful by inhalation.Toxic if swallowed.Risk of serious damage to eyes. S Phrase S 26-37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). Storage and Shipping Information Storage Store at +2C to +8C. Transport Information Declaration (railroad and road) ADR, RID UN 1992 , 3 (6.1), III Declaration (transport by air) IATA-DGR UN 1992 , 3 (6.1), III Declaration (transport by sea) IMDG-Code UN 1992 , 3 (6.1), III Specifications Assay (GC, area%) 97.0% (a/a) Density (d 20 C/ 4 C) 0.967 - 0.971 Identity (IR) passes test