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33380 Sigma-Aldrich

4-Methyl-o-phenylenediamine

purum, ≥98.0% (NT)

Synonym: 3,4-Toluenediamine

  • CAS Number 496-72-0

  • Linear Formula CH3C6H3(NH2)2

  • Molecular Weight 122.17

  •  Beilstein Registry Number 507965

  •  EC Number 207-826-2

  •  MDL number MFCD00007728

  •  PubChem Substance ID 329754508

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Properties

Related Categories All Herbicide Standards, Analytical Standards, Analytical/Chromatography, Building Blocks, Chemical Synthesis,
InChI Key   DGRGLKZMKWPMOH-UHFFFAOYSA-N
grade   purum
assay   ≥98.0% (NT)
bp   155-156 °C/18 mmHg(lit.)
mp   87-89 °C(lit.)
  87-89 °C

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Application

4-Methyl-o-phenylenediamine was employed as chromogenic reagent in the spectrophotometric determination of selenium(IV). It was used in the synthesis of an asymmetrical tetradentate Schiff base via condensation with dehydroacetic acid and salicylic aldehyde.

General description

4-Methyl-o-phenylenediamine is the 4-substituted derivative of o-phenylenediamine. It reacts with selenous acid in acid solution to form benzoselenadiazoles.

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

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
3
RTECS 
XS9820000
Protocols & Articles
Peer-Reviewed Papers
15

References

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