(S,S)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminochromium(III) chloride
(S,S)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminochromium(III) chloride (CAS: 219143-92-7) is a chromium(III) complex with the molecular formula C36H52ClCrN2O2 and a molecular weight of 632.26 g/mol. This chiral catalyst, a derivative of SALEN ligands, is recognised for its efficacy in various asymmetric synthesis applications. It is extensively employed as a catalyst in site-specific protein labeling, epoxide ring-opening, and asymmetric epoxidations, demonstrating its versatility in complex chemical transformations.
- Synonyms
- (S,S)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminochromium(III) chloride219143-92-7C36H52ClCrN2O2
Asymmetric Synthesis
This chromium complex serves as a key catalyst in numerous asymmetric synthesis reactions, including asymmetric epoxidations and the asymmetric nitroaldol (Henry) reaction. It enables the formation of chiral products with high enantioselectivity.
Protein Labeling
It facilitates site-specific protein 'click' labeling, a crucial technique in chemical biology and bioconjugation for precisely attaching labels to biomolecules.
Epoxide Chemistry
The compound is an effective catalyst for the ring opening of epoxides and for asymmetric epoxidations, providing access to valuable chiral building blocks.
| Molecular weight | 632.26 |
|---|---|
| Empirical formula | C36H52ClCrN2O2 |
| Application | Catalyst for:• Site-specific protein \"click\" labeling1• Ring opening of epoxides2• Asymmetric epoxidations3• Asymmetric nitroaldol reaction4 |
| Melting point | 250-255 °C(lit.) |
Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 26-36 |
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 (S,S)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminochromium(III) chloride used for?
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This compound is primarily used as a catalyst in asymmetric synthesis, including site-specific protein labeling, ring opening of epoxides, asymmetric epoxidations, and the asymmetric nitroaldol reaction.
What is the CAS number and molecular formula for this chemical?
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The CAS number is 219143-92-7, and the molecular formula is C36H52ClCrN2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for research and development purposes. The specific grade and purity are available upon request, and TSS does not represent it as USP, BP, EP, or other pharmacopoeial grades.
How should this chemical be handled safely?
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This compound is classified with Warning signal word and causes skin irritation, serious eye irritation, and respiratory irritation. It is harmful if swallowed, in contact with skin, or if inhaled. Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used. Handle in a well-ventilated area.
Is this product available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and this product can be shipped internationally, subject to applicable regulations.
How can I request a sample or quote?
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To request a sample or a quotation for (S,S)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminochromium(III) chloride, please visit the Tech Serve Solutions website or contact our sales department directly.
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