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Certificate of Analysis

(4-Carboxybutyl)triphenylphosphonium bromide, 98%

CAS: 17814-85-6 MDL: MFCD00011906  EINECS: 241-782-5
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Chemical Properties

Formula: C23H24BrO2P  Flash point: 195°(383°F)
Formula weight: 443.33  Sensitivity: Hygroscopic
Melting point: 205-209° 

Literature References

Use of LiHMDS as base in the Wittig reaction with aromatic aldehydes gives a much higher proportion of the trans-alkene than alternative bases such as dimsyl sodium or KO-t-Bu: Tetrahedron Lett., 22, 4185 (1981). See Appendix 1.

Other References

Beilstein: 3586477
Harmonized Tariff Code:   2931.90

GHS Hazard and Precautionary Statements

Hazard Statements : H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements : P261-P280-P305+P351+P338-P304+P340-P405-P501A

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Harmful or Irritant

Risk & Safety

Risk Phrases: 36/37/38
Irritating to eyes, respiratory system and skin.
Safety Phrases: 26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable gloves. This material and/or its container must be disposed of as hazardous waste.