Lot numbers can be found on the outside label of a product:
1,3-Di-p-tolylcarbodiimide
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CAS No. 726-42-1
- Cat. No. CS-0197391
- Purity≥98%
- MDL No.None
*For research and further manufacturing use only, not for direct human use.
Structure of 726-42-1
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General Information
- CAS No. 726-42-1
- Cat. No. CS-0197391
- Purity ≥98%
- MDL No. None
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₅H₁₄N₂
- Molecular Weight 222.29
- Synonym(s) N,N'-bis(4-methylphenyl)carbodiimide
- SMILES CC1=CC=C(C=C1)N=C=NC2=CC=C(C)C=C2
Description
1,3-Di-p-tolylcarbodiimide is a sterically hindered carbodiimide featuring two para-tolyl groups that enhance stability and solubility in organic media. This compound functions as a robust coupling reagent in peptide synthesis and polymer chemistry, enabling efficient amide bond formation under mild conditions. Its bench-stable nature simplifies handling in routine laboratory workflows.
Synthesis
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Route1
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In-stock
621-01-2 - ~94%
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In-stock
726-42-1
References
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Ali, Abdur Rezzak; Ghosh, Harisadhan; Patel, Bhisma K. Tetrahedron Letters, 2010 , vol. 51, # 7 p. 1019 - 1021
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Route2
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622-58-2 - ~86%
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In-stock
726-42-1
References
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Darwish, Wael; Seikel, Elisabeth; Kaesmarker, Ralf; Harms, Klaus; Sundermeyer, Joerg Dalton Transactions, 2011 , vol. 40, # 8 p. 1787 - 1794
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Route3
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75102-51-1
- ~0%
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75102-54-4
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In-stock
726-42-1
References
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Pasquali, Marco; Gambarotta, Sandro; Floriani, Carlo; Chiesi-Villa, Angiola; Guastini, Carlo Inorganic Chemistry, 1981 , vol. 20, p. 165 - 171
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302+H312+H332-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 24.72
- LogP 4.44054
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 2
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Key Words
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