Varsal Inc. products

Pharmaceutical Intermediates

Toluenesulfonylmethyl IsocyanidE (TOSMIC)

Other names: tosylmethyl isocyanide, p-Toluenesulfonylmethylisocyanide, TosMIC. Molecular weight: 195.24. Appearance: colorless crystalline powder, off-white to yellowish. CAS#: 36635-61-7.

Acetamidine Hydrochloride

Other names: ethanimidamide, ethanamidine acetimidamide, carboxamidine, carboximidamide. Molecular weight: 94.54
Appearance: white or yellowish long prismatic crystals. CAS#: 124-42-5.

Mechlorethamine Hydrochloride

Other names: Chlormethine hydrochloride, Mechlorethamine HCl. Molecular weight: 192.52. Appearance: white crystalline powder. CAS#: 55-86-7.

Sulfonyl Chemicals

Methanesulfonic Anhydride (MSAA)

Other names: Methylsulfonic Anhydride, Methanesulphonic Anhydride, Mesyl Anhydride, Methylsulfonyl Methanesulfonate, Ms2O. Molecular weight: 174.20. Appearance: light gray crystals. CAS#: 7143-01-3. Notes: corrosive and moisture sensitive.

Phosphorus Chemicals

Sodium Hypophosphite, Monohydrate

Other names: sodium hypo. Appearance: White crystalline powder. Molecular weight: 105.99. CAS#: 10039-56-2.

Hypophosphorus Acid (HPA)

Other names: Phosphinic Acid. Molecular weight: 66.00. Appearance: clear, colorless liquid. CAS#: 6303-21-5.

Amino & Other Acids

Model L-ASP - L-Aspartic Acid

Other names: Aminobutanedioic acid, Aminosuccinic acid. Molecular weight: 133.10. Appearance: white or near-white crystalline powder or colorless crystals. CAS#: 56-84-8.

Specialty Intermediates

Trans-Cyclobutane-1,2-Dicarboxylic Acid

Other names: trans-1,2-Cyclobutanedicarboxylic acid. Molecular weight: 144.13. Appearance: colorless crystals. CAS#: 1124-13-6.