4,4′-Diazido-2,2′-stilbenedisulfonic acid disodium salt tetrahydrate
4,4′-Diazido-2,2′-stilbenedisulfonic acid disodium salt tetrahydrate (CAS: 2718-90-3) is a specialized organic compound with the empirical formula C14H8N6Na2O6S2 · 4H2O and a molecular weight of 538.42. This aromatic azide derivative is valuable in chemical synthesis, particularly in the development of materials for liquid crystals and organic electronics. Its unique structure makes it a useful building block in materials science research.
- IUPAC
- Disodium 4,4′-diazidostilbene-2,2′-disulfonate tetrahydrate
- Synonyms
- 2718-90-3C14H8N6Na2O6S2 · 4H2ODisodium 4,4′-diazidostilbene-2,2′-disulfonate tetrahydrate

Materials Science Research
Serves as a key building block in the synthesis of novel materials, offering unique photoactive properties due to its azide groups.
Liquid Crystal Development
Investigated for its potential applications in the formulation of liquid crystal displays and other advanced optical materials.
Organic and Printed Electronics
Utilised in research for the development of advanced electronic components, including organic semiconductors and printable electronic devices.
Chemical Synthesis Intermediate
A versatile intermediate for creating more complex organic molecules, leveraging the reactivity of its diazido and sulfonic acid functionalities.
| Molecular weight | 538.42 |
|---|---|
| Empirical formula | C14H8N6Na2O6S2 · 4H2O |
| Assay | ≥99.0% (HPLC)≥99.0% |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4,4′-Diazido-2,2′-stilbenedisulfonic acid disodium salt tetrahydrate used for?
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This compound is primarily used as a building block in materials science research, with potential applications in the development of liquid crystals and organic electronics. It also serves as an intermediate in chemical synthesis.
What are the CAS number and formula for 4,4′-Diazido-2,2′-stilbenedisulfonic acid disodium salt tetrahydrate?
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The CAS number is 2718-90-3, and the empirical formula is C14H8N6Na2O6S2 · 4H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥99.0% (HPLC) or ≥99.0%. It is a research-grade chemical and TSS does not represent it as USP, BP, EP, or pharmaceutical grade.
What are the safety considerations when handling this chemical?
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This compound is classified under WGK 3 in Germany, indicating a high hazard. Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter, should be used. Handle with care in a well-ventilated area.
Is this chemical controlled or scheduled?
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The provided data does not indicate that this chemical is controlled or scheduled.
How is this product shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific shipping and export details for this product can be provided upon request.
How can I request a quote or sample?
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To request a quote or sample of 4,4′-Diazido-2,2′-stilbenedisulfonic acid disodium salt tetrahydrate, please contact our sales team through the website or via the provided contact information.
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