Pergafast 201 is a color developer for thermal paper. Synonyms: N-(4-Methylphenylsulfonyl)-N-[3-(4-methylphenylsulfonyloxy)phenyl]urea, N-(p-Toluenesulfonyl)-N-(3-p-toluenesulfonyloxyphenyl)urea, N-p-Tolylsulfonyl-N-3-(p-tolylsulfonyloxy)phenylurea, PF 201, 4-Methyl-N-[[[3-[[(4-methylphenyl)sulfonyl]oxy]phenyl]amino]carbonyl]benzenesulfonamide, 3-(3-Tosylureido)phenyl 4-Methylbenzenesulfonate CAS No: 232938-43-1 Molecular Formula: C21H20N2O6S2 Molecular Weight: 460.52 Appearance: White to off-white solid Purity: 98% Melting Point: 160-162C Solubility: DMSO (Slightly), Methanol (Slightly, Heated) Storage and Stability: Store at 4C under inert atmosphere. For maximum recovery of product, centrifuge the original vial prior to removing the cap. Stability: Unstable in aqueous solution
Molecular Weight:
460.52
Purity:
98%
Form:
White to off-white solid
CAS Number:
[232938-43-1]
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