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Phenol Red
(CAS RN:143-74-8 Product Number:P0100)


Phenol Red
Synonym Phenolsulfonphthalein

General Information

Product Number P0100

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Purity/Analysis Method
Storage Temperature
M.F. / M.W. C19H14O5S=354.38
CAS RN 143-74-8
Related CAS RN
MDL Number MFCD00003552
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance Dark red to Brown powder to crystaline
Absorbance min. 0.530(5mg/L, pH 8.4, 556.0 to 560.0 nm)
Transition interval(pH) (yellow)6.8 to 8.4(red)


Beilstein 19(3/4)1128
Reaxys-RN 326470
PubChem SID 87574358
Merck Index(14) 7247
RTECS# SJ7490000
EC Number 205-609-7


Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :IF ON SKIN: Wash with plenty of water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

HS Number 2934999090


PubMed Literature

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