Sigma Aldrich Fine Chemicals Biosciences AldrichR diazomethane-gene1EA

Supplier:  Sigma Aldrich Fine Chemicals Biosciences Z4117361EA

This apparatus incorporates a System 45 screw-thread connection that eliminates glass joints clamps and grease and permits the preparation of diazomethane without the need for codistillation with ether (see below). Request Technical Information Bulletin No. AL-180.The screw-thread closure and PTfE adapter provide an efficient gas tight connection between the inner tube and the outer body section. for storage simply remove the inner tube assembly from the threaded outer section and screw on the PTfE lined screw cap. Access to the material may be made through the open top septum cap with a syringe. Supplied complete with threaded body threaded inner tube PTfE adapter 32Amm cap O-ring lock nut septum and 8Amm open top cap.Note We are unable to supply certain Diazomethane precursors in some countries. Check availability of starting materials prior to glassware purchase.Typical Generator ProcedureTo the outside tube of the Aldrich MNNG diazomethane generation apparatus add 4-me

Catalog No. 50-290-0809