O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate

• Catalog No.: L18496
• CAS Number: 136849-72-4
• M. F.: C10H17BF4N4O3
• M. W.: 328.0715928
• Purity: 97%

SYNONYMS

• Title: O-[(乙氧基羰基)氰基甲胺]-N,N,N',N'-四甲基硫尿四氟硼酸盐
• IUPAC name: (E)-(ethyl cyano({[(dimethylamino)(dimethyliminiumyl)methoxy]imino})formate); tetrafluoroboranuide
• IUPAC Traditional name: (E)-(ethyl cyano({[(dimethylamino)(dimethyliminio)methoxy]imino})formate) tetrafluoroborate
• Synonyms: TOTU

DATABASE IDS

• CAS Number: 136849-72-4
• MDL Number: MFCD00192127

PROPERTIES

• Purity: 97%
• Melting Point: 143-146°C dec.
• GHS Hazard statements: H302-H315-H319-H335
• European Hazard Symbols: X
• GHS Precautionary statements: P261-P305+P351+P338-P302+P352-P321-P405-P501A
• Risk Statements: 22-36/37/38
• Safety Statements: 26-36/37
• Storage Warning: Moisture Sensitive
• TSCA Listed: 否

REFERENCES

• Low racemization peptide coupling agent: Proc. 21st Eur. Pept. Symp., 1990, E. Giralt, D. Andren Eds., ESCOM, Leiden (1991), p143; Tetrahedron Lett., 33, 6625 (1992). See Appendix 6.