D219800

1,3-Di-p-tolylcarbodiimide

96%

• Synonim(y): N,N′-Methanetetraylbis[4-methyl]benzenamine, Bis(4-methylphenyl)carbodiimide, NSC 20627
• Wzór liniowy: CH₃C₆H₄N=C=NC₆H₄CH₃
• Numer CAS: 726-42-1
• Masa cząsteczkowa: 222.29
• NACRES: NA.22
• PubChem Substance ID: 24893653
• UNSPSC Code: 12352002
• EC Number: 211-971-7
• MDL number: MFCD00010701

Właściwości

• InChI: 1S/C15H14N2/c1-12-3-7-14(8-4-12)16-11-17-15-9-5-13(2)6-10-15/h3-10H,1-2H3
• InChI key: BOSWPVRACYJBSJ-UHFFFAOYSA-N
• SMILES string: Cc1ccc(cc1)N=C=Nc2ccc(C)cc2
• assay: 96%
• form: powder
• reaction suitability: reaction type: Coupling Reactions
• bp: 221-223 °C/20 mmHg (lit.)
• mp: 56-58 °C (lit.)
• application(s): peptide synthesis
• storage temp.: 2-8°C

Opis

Application

Reactant for synthesis of:

• Cyclic guanidines
• Five membered heterometallacycloallenes
• Benzimidazoles or quinazolines via nucleophilic addition and intramolecular C-C bond formation
• Benzoxazole and benzimidazole derivatives via cross-coupling reactions
• Gem-difluorodihydrouracil derivatives via addition reactions

Reactant for ketene cycloadditions

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Informacja o środkach bezpieczeństwa

• pictograms: GHS07
• signalword: Warning
• hcodes: H302 + H312 + H332,H315,H319,H335
• pcodes: P261 - P280 - P301 + P312 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Klasa składowania: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves