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N,N-Dimethyl-p-phenylenediamine

CAS 99-98-9(CH3)2NC6H4NH2Organic Building Blocks

N,N-Dimethyl-p-phenylenediamine (CAS: 99-98-9) is an organic compound with the linear formula (CH3)2NC6H4NH2 and a molecular weight of 136.19 g/mol. This aromatic amine serves as a valuable building block in chemical synthesis, particularly in the creation of nitrogen-containing compounds and polyamines. Its specific properties make it useful in various laboratory and industrial applications requiring organic intermediates.

IUPAC
4-(Dimethylamino)aniline,4-Amino-N,N-dimethylaniline,N,N-Dimethyl-1,4-phenylenediamine,DMPPDA
Synonyms
4-(Dimethylamino)aniline4-Amino-N,N-dimethylanilineN,N-Dimethyl-1,4-phenylenediamineDMPPDA
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N,N-Dimethyl-p-phenylenediamine ((CH3)2NC6H4NH2) — chemical structure, CAS 99-98-9; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisNitrogen CompoundsOrganic Building BlocksPolyamines
01 /Applications

Chemical Synthesis Intermediate

Serves as a versatile intermediate in organic synthesis for the preparation of complex molecules, dyes, and polymers. Its reactive amine groups allow for diverse chemical transformations.

Reagent in Analytical Chemistry

Used as a reagent in certain analytical methods. For example, it can be employed in tests for detecting oxidizing agents or in specific colorimetric analyses.

Building Block for Specialty Chemicals

Acts as a foundational component in the synthesis of specialty chemicals, including pharmaceuticals and agrochemicals, leveraging its diamine structure.

02 /Properties
Molecular weight136.19
Linear formula(CH3)2NC6H4NH2
Assay≥95.0% (GC)
Boiling point262 °C(lit.)
Melting point34-36 °C(lit.)34-38 °C
03 /Safety & handling
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H301Toxic if swallowed
  • H311Toxic in contact with skin
  • H331Toxic if inhaled

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P301IF SWALLOWED
  • P311Call a POISON CENTER or doctor
Protective equipmentEyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Flash point91 °C / 195.8 °F
Transport (UN / ADR)UN 2811 6.1 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)T
Risk statements (R)23/24/25
Safety statements (S)28-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
99-98-9
MDL number
MFCD00007860
Beilstein registry
508105
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is N,N-Dimethyl-p-phenylenediamine used for?

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N,N-Dimethyl-p-phenylenediamine is primarily used as a building block in chemical synthesis, a reagent in analytical chemistry, and for the preparation of specialty chemicals, including dyes and polymers.

What are the CAS number and formula for N,N-Dimethyl-p-phenylenediamine?

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The CAS number is 99-98-9, and its linear formula is (CH3)2NC6H4NH2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies N,N-Dimethyl-p-phenylenediamine with an assay of ≥95.0% (GC). We do not represent this product as USP, BP, or EP grade.

How should N,N-Dimethyl-p-phenylenediamine be handled?

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N,N-Dimethyl-p-phenylenediamine is classified as toxic if swallowed, in contact with skin, or if inhaled (H301-H311-H331). Handling requires appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a P2 respirator, in a well-ventilated area. Always consult the Safety Data Sheet before use.

Is N,N-Dimethyl-p-phenylenediamine a controlled substance?

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The provided data does not indicate that N,N-Dimethyl-p-phenylenediamine is a controlled substance.

How is this chemical packed and shipped?

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N,N-Dimethyl-p-phenylenediamine is shipped according to UN 2811, Class 6.1, Packing Group II regulations. Packaging is designed to ensure safe transport and handling.

How can I request a sample or quote?

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To request a sample or a quote for N,N-Dimethyl-p-phenylenediamine, please contact our sales team through the website or by phone, providing your specific requirements.

Need N,N-Dimethyl-p-phenylenediamine in a specific grade or volume?