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39785 Sigma-Aldrich

6-Chloro-1-hydroxybenzotriazole dihydrate

≥98.0% (HPLC)

Synonym: Cl-HOBt

  • CAS Number 26198-19-6

  • Empirical Formula (Hill Notation) C6H4ClN3O · 2H2O

  • Molecular Weight 205.60

  •  MDL number MFCD10567213

  •  PubChem Substance ID 24864708

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Properties

assay   ≥98.0% (HPLC)
impurities   ~17.5% water
mp   190-195 °C (dec.)

Description

Caution

For safe storage and transport the material was desensitized with two equivalents of water

Other Notes

Reagent to suppress racemization in peptide coupling, which is not toxic.

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Personal Protective Equipment 
RIDADR 
UN 1325 4.1/PG 2
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Protocols & Articles

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Peer-Reviewed Papers
15

References

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