EMAIL THIS PAGE TO A FRIEND
72210 Sigma-Aldrich

Neutral Red

for microscopy (Bact., Bot., Fl., Hist., Vit.), indicator (pH 6.8-8.0)

Synonym: 3-Amino-7-dimethylamino-2-methylphenazine hydrochloride, Basic Red 5, Toluylene red

  • CAS Number 553-24-2

  • Empirical Formula (Hill Notation) C15H17ClN4

  • Molecular Weight 288.78

  •  Beilstein Registry Number 3918740

  •  Colour Index Number 50040

  •  EC Number 209-035-8

  •  MDL number MFCD00012651

  •  PubChem Substance ID 24886369

Purchase

Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Indicators, Microscopy Reagents, Redox Indicators,
grade   for microscopy (Bact., Bot., Fl., Hist., Vit.)
  indicator (pH 6.8-8.0)
InChI Key   PGSADBUBUOPOJS-UHFFFAOYSA-N
pH range   6.8 - 8.0, red to yellow
mp   290 °C (dec.)(lit.)

Description

Application

Useful as an indicator for preparing neutral red paper, and as a biological stain.

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
SG1400000

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

Set your institution to view full text papers.
Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?