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Postion:Product Catalog >Chemical Reagents>Organic reagents>Sulfonates / Sulfinates>Benzidine-2,2'-disulfonic acid
Benzidine-2,2'-disulfonic acid
  • Benzidine-2,2'-disulfonic acid

Benzidine-2,2'-disulfonic acid NEW

Price Get Latest Price
Package 200kg
Min. Order: 20kg
Supply Ability: 20 tons
Update Time: 2026-06-03

Product Details

Product Name: Benzidine-2,2'-disulfonic acid CAS No.: 117-61-3
Min. Order: 20kg Purity: 99%
Supply Ability: 20 tons Release date: 2026/06/03

117-61-3 - Physico-chemical Properties

Molecular FormulaC12H12N2O6S2
Molar Mass344.36
Density1.5417 (rough estimate)
Melting Point175°C
Boling Point638.25℃[at 101 325 Pa]
Vapor Presure0Pa at 25℃
AppearanceSingle sheet or prism or lavender powder
ColorDark purple
pKa-1.85±0.50(Predicted)
Storage ConditionKeep in dark place,Inert atmosphere,Room temperature
Refractive Index1.6510 (estimate)
MDLMFCD00041885
Physical and Chemical Properties

Melting Point: 175 ℃

water-soluble:<0.1g/100 mL at 20 C

UseFor Organic synthesis


Company Profile Introduction

Qingdao RENAS Polymer Material Co., Ltd. is located in E.T.D.Z of Qingdao China, it is one integrated company, devoted to environmental protection and low carbon energy, new materials introducing, research and development, which aims to offer the best quality products and service to the domestic and foreign markets. We maintain a good partnership with many word famous chemical manufacturers. Integrated of advanced products and technology of domestic and foreign manufacturers, we could customize the products matching scheme for various industries customers, and offer the comprehensive solution to customers. We have unique technology and product advantages, especial in the field of rubber additive, acrylic monomer, solvent, pharmaceutical intermediates and ink coating resin. We have a professional management, business and technical team, and have passed the ISO9001 system certification. We have passed the fast response ability and reliable product quality. With the mission of "steady development and dedication to China", we adhere to the business philosophy of "the interests of users are our most fundamental interests, and the needs of users are our needs". Through concept innovation, management innovation, technical innovation, market innovation, and product innovation, Strive to make the company an excellent supplier in the field of global chemical materials. We welcome friends all over the world to visit and negotiate with us. We sincerely hope to expand our trade and cooperation based on mutual benefits and realize the mutual prosperity and development.

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