Diiodomethane (Methylene Iodide) Physical Form : Liquid Application : medicine CAS No : 75116 Purity : 98% Melting Point : 5.4 to 6.2 C; 41.6 to 43.1 F; 278.5 to 279.3 K Molecular Formula : CH2I2 HS Code : 28276090 Appearance : CLEAR YELLOW COLORED LIQUID Structural Formula : CH2I2 Product Type : Organic Compound Solubility : insoluble in water, soluble in ether and alcohol. Density : 3.32 g/cm Gram per cubic centimeter(g/cm3) Molecular Weight : 267.835 Grams (g) Storage : Room Temperature Refractive Rate : 1.741 EINECS No : 2008415 Shelf Life : 4 Years Usage : Because of its high density, diiodomethane is used in the determination of the density of mineral and other solid samples. It can also be used as an optical contact liquid, in conjunction with the gemmological refractometer, for determining the refractive index of certain gemstones. Grade : REAGENT

Tertiary Butyl Carbazate Physical Form : Other Application : Industrial CAS No : 870462 Purity : 98% Melting Point : 41 C Molecular Formula : C5H12N2O2 HS Code : 29280090 Appearance : White to Almost white powder to lump Structural Formula : C5H12N2O2 Product Type : Chemical Compound Solubility : Soluble in Methanol Density : 1.0200g/mL Gram per millilitre (g/mL) Molecular Weight : 132.16 Grams (g) Storage : Other Refractive Rate : 1.4496 EINECS No : 2127953 Shelf Life : 1 Years Usage : TertButyl carbazate is used in a palladiumcatalyzed crosscoupling with vinyl halides to prepare NBocNalkenylhydrazines. It is utilized in solid phase peptide synthesis and in the optical purity determination of alfaamino aldehyde. Grade : Industrial

2 Hydroxy Tempo Physical Form : Powder Application : Other CAS No : 2226962 Purity : 98% Melting Point : 6973 deg C Molecular Formula : C9H18NO2 HS Code : 29333990 Appearance : orange Crystalline solid Structural Formula : C9H18NO2 Product Type : Organic Compound Solubility : Solubility in water. 629.3 g/l (20 C) Density : 1.187 g/cm3 Gram per cubic centimeter(g/cm3) Molecular Weight : 172.25 Grams (g) Storage : Other Refractive Rate : n20/D 1.52 EINECS No : 2187609 Shelf Life : 2 Years

Trimethylsilyl Triflate Physical Form : Liquid Application : Organic Synthesis CAS No : 27607778 Purity : 98% Melting Point : 77 C/80 mmHg (lit.) Molecular Formula : C4H9F3O3SSi HS Code : 29033919 Appearance : Clear colorless to slight yellow liquid Structural Formula : C4H9F3O3SSi Product Type : Organic Compound Solubility : Miscible with aliphatic, aromatic hydrocarbons, haloalkanes and ethers. Immiscible with water. Density : 1.225 g/mL Gram per millilitre (g/mL) Molecular Weight : 222.26 Grams (g) Storage : Other Refractive Rate : n20/D 1.36 (lit.) EINECS No : 2485654 Shelf Life : 2 Years Usage : As a silylating agent for the synthesis of trimethylsilylenol ethers from esters of diazoacetoacetic acid. To activate benzyl and allyl ethers for the alkylation of sulfides. To facilitate the conversion of DielsAlder adducts of Danishefskys diene to cyclohexenones without the formation of methoxy ketone byproduct. To prepare difluoroboron triflate etherate, a powerful Lewis acid especially in acetonitrile solvent. As a reagent in a Dieckmannlike cyclization of esterimides and diesters.