Product Name

4,4'-Oxybis(Benzene Sulfonyl Chloride) (OBSC)

Other Name

4,4'-Oxybis(Benzenesulfonyl Chloride); P,P’-Oxybis(Benzenesulfonyl Chloride); 4,4’-Bis(Chlorosulfonyl)Diphenyl Ether; OBSC

CAS No

121-63-1

Molecular Formula

C12H8Cl2O5S2

Product Usage

This product can be used in organic synthesis, pharmaceutical, also is a plasticizer. It Is agent intermediates of  OBSH foaming.

Check-Point

Unit

Specifications

Appearance

---

White Crystal Powder

White Crystal Powder

Purity

% min

98

85

Melting Point

℃ min

127

126

Free Water

% max

0.3

15

Free Acid

% max

0.2

0.5