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N,N-Dimethyl-1,4-phenylenediamine 99-98-9

Name: N,N-Dimethyl-1,4-phenylenediamine 99-98-9
Brand: Orient
SKU: pr2511271683
Price: 5 USD
Availability: InStock

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CAS No.:

99-98-9

Grade:

Industrial Grade

Content:

99%

Port:

shanghai

Brand:

Orient

Packaging:

25kg/bag,500kg/bag, customized

Sample Available:

Yes

Price valid (until):

2025-12-27

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Qingdao Orient Chemical Co.,LTD

Company Type:

Trader

Location:

China

Payment Terms:

100% TT in advance

Average Lead Time:

10 days

Qualification:

Main Products:

pharmaceutical intermediates,peptides,electronic chemicals

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Product Details
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Inquiry History

Description

Focusing on innovative research, development, and production in the field of fine chemicals, we prioritize technology, quality, and market orientation. We collaborate with global partners to build a high-tech chemical industry chain and promote sustainable development in the industry.

The company's main products include pharmaceutical intermediates, food additives, essence, spices and plant extracts. The products have passed international certification and are exported to Europe, America, Japan, South Korea and Southeast Asia.

N,N-Dimethyl-1,4-phenylenediamine Basic information

Product Name:	N,N-Dimethyl-1,4-phenylenediamine
Synonyms:	4-ANIMODIMETHYLANILINE;4-AMINODIMETHYLANILINE;4-AMINO-N,N-DIMETHYLANILINE;4-DIMETHYLAMINOANILINE;Dimethyl-p-phenylenediamine;DIMETHYL(N,N-)-P-PHENYLENEDIAMINE;WURSTER'S RED;4-(dimethylamino)benzenamine
CAS:	99-98-9
MF:	C8H12N2
MW:	136.19
EINECS:	202-807-5
Product Categories:	Amines
Mol File:	99-98-9.mol

N,N-Dimethyl-1,4-phenylenediamine Chemical Properties

Melting point	34-36 °C(lit.)
Boiling point	262 °C(lit.)
density	1.09
refractive index	1.5914 (estimate)
Fp	130 °C
storage temp.	2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly), Water (Slightly)
form	crystalline
pka	6?+-.0.12(Predicted)
color	black
Water Solubility	11 g/L (20 ºC)
Sensitive	Light Sensitive
Merck	14,3254
BRN	508105
Stability:	Stable. Incompatible with acid chlorides, acid anhydrides, strong acids, strong oxidizing agents. Combustible.
InChIKey	BZORFPDSXLZWJF-UHFFFAOYSA-N
CAS DataBase Reference	99-98-9(CAS DataBase Reference)
NIST Chemistry Reference	1,4-Benzenediamine, N,N-dimethyl-(99-98-9)
EPA Substance Registry System	N,N-Dimethyl-p-benzenediamine (99-98-9)

Safety Information

Hazard Codes	T
Risk Statements	23/24/25-36/37/38
Safety Statements	28-45-36/37/39-26
RIDADR	UN 2811 6.1/PG 2
WGK Germany	3
RTECS	ST0874000
F	8-10-23
Hazard Note	Toxic/Keep Cold
TSCA	Yes
HazardClass	6.1
PackingGroup	II
HS Code	29215900
Hazardous Substances Data	99-98-9(Hazardous Substances Data)

N,N-Dimethyl-1,4-phenylenediamine Usage And Synthesis

Description	Dimethyl-p-phenylenediamine is a colorless toreddish-violet crystalline solid; Molecular weight= 136.23;Boiling point = 262℃; Freezing/Melting point = 41℃;Flash point = 90℃. Insoluble in water
Chemical Properties	grey to black solid
Uses	Base for production of methylene blue, photodeveloper, reagent for detection of hydrogen sulfide, reagent for cellulose, organic synthesis, reagent for certain bacteria.
Uses	N,N-Dimethyl-p-phenylenediamine is a redox indicator. Readily forms stable, red radical cation, involved in a variety of redox reactions.
Uses	N,N-Dimethyl-p-phenylenediamine may be used for the preparation of molecular compounds with tetracyano-p-quinodimethane (TCNQ). Polarized absorption spectra of these molecular compounds were investigated.
Definition	ChEBI: N,N-dimethyl-1,4-phenylenediamine is a substituted aniline and a diamine.
Synthesis Reference(s)	Chemistry Letters, 9, p. 439, 1980 Tetrahedron Letters, 34, p. 2441, 1993 DOI: 10.1016/S0040-4039(00)60436-7
General Description	Colorless to reddish-violet solid. Used in the production of methylene blue and photographic developer. Used as a chemical intermediate for dyes and diazonium chloride salts and as an analytical reagent to detect chloroamine in water.
Reactivity Profile	N,N-Dimethyl-1,4-phenylenediamine neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides. Incompatible with strong oxidizers, strong acids and acid anhydrides. Also incompatible with alkalis .
Hazard	Toxic by ingestion or inhalation of vapor.
Health Hazard	Lowest toxic dose with skin effect is 14 mg/kg. Irritant to skin and eyes.
Fire Hazard	When heated to decomposition, N,N-Dimethyl-1,4-phenylenediamine emits toxic fumes of nitrogen oxides.
First aid	If this chemical gets into the eyes, remove any contact lenses at once and irrigate immediately for at least15 min, occasionally lifting upper and lower lids. Seek medical attention immediately. If this chemical contacts the skin,remove contaminated clothing and wash immediately withsoap and water. Seek medical attention immediately. If thischemical has been inhaled, remove from exposure, begin rescue breathing (using universal precautions, including resuscitation mask) if breathing has stopped and CPR if heart actionhas stopped. Transfer promptly to a medical facility. Whenthis chemical has been swallowed, get medical attention.Give large quantities of water and induce vomiting. Do notmake an unconscious person vomit.
storage	Color Code—Blue: Health Hazard/Poison: Storein a secure poison location. Store in cool, dry place awayfrom strong oxidizers and acids.
Shipping	Phenylenediamines require a shipping label of“POISONOUS/TOXIC MATERIALS.” T

N,N-Dimethyl-1,4-phenylenediamine Preparation Products And Raw materials

Raw materials	Ethanol-->Potassium carbonate-->ZINC-->N,N-Dimethylaniline-->m-Phenylenediamine-->Coumarin-->Methyl Orange
Preparation Products	4-DIMETHYLAMINOPHENYL ISOCYANATE-->6-BROMO-2,4-DIMETHOXYPYRIMIDINE-->Methylene Blue-->Fenaminosulf-->4-(DIMETHYLAMINO)PHENYL ISOTHIOCYANATE-->4-Iodo-N,N-dimethyl-Benzenamine-->9-(dimethylamino)-5-((4-(dimethylamino)phenyl)amino)benzo[a]phenoxazin-7-ium chloride-->Solvent Blue 8

Shop Trimellitic Anhydride C9H4O5 552-30-7-Detailed Image 10

—— Q&A ——

Q1:Do you provide sample?

A: Yes, we can provide free sample, you only need pay the shipping cost.

Q2: What is the lead time?

A: For stock goods, it usually take about 5-7 days by air, 15-30 days by sea,For customized products, the delivery time needs to be confirmed based on the actual situation.

Q3: How can I buy? What is the payment method?

A: You can contract us through Email or you can browse our website:orientchem.cc, we have bank transfer,

A：We attach great importance to after-sales service of our products. If there are any quality issues, please contact us within 30 days of receiving the goods and we will handle returns and exchanges for you.

ECHEMI Editorial Reference

grey to black solid
Dimethyl-p-phenylenediamine is a colorless to reddish-violet solid. Used in the production of methylene blue and photographic developer. Used as a chemical intermediate for dyes and diazonium chloride salts and as an analytical reagent to detect chloroamine in water. (EPA, 1998)
Dimethyl-p-phenylenediamine is a colorless to reddish-violet solid. Used in the production of methylene blue and photographic developer. Used as a chemical intermediate for dyes and diazonium chloride salts and as an analytical reagent to detect chloroamine in water. (EPA, 1998)|N,N-dimethyl-1,4-phenylenediamine is a substituted aniline and a diamine.

Certificates

Basic Info

Product Name:

N,N-Dimethyl-p-phenylenediamine

Other Name:

1,4-Benzenediamine,N1,N1-dimethyl-;p-Phenylenediamine,N,N-dimethyl-;1,4-Benzenediamine,N,N-dimethyl-;N1,N1-Dimethyl-1,4-benzenediamine;C.I. 76075;p-Aminodimethylaniline;N,N-Dimethyl-p-phenylenediamine;Dimethyl-p-phenylenediamine;p-Amino-N,N-dimethylaniline;4-(Dimethylamino)aniline;p-(Dimethylamino)aniline;N,N-Dimethyl-1,4-benzenediamine;p-(Dimethylamino)phenylamine;4-Amino-N,N-dimethylaniline;DMPD;N,N-Dimethyl-1,4-phenylenediamine;N,N-Dimethyl-p-benzenediamine;N,N-Dimethyl-1,4-diaminobenzene;1-Amino-4-(dimethylamino)benzene;4-(Dimethylamino)benzenamine;4-(N,N-Dimethylamino)aniline;[4-(Dimethylamino)phenyl]amine;4-(N,N-Dimethylamino)phenylamine;NSC 1493;N-(4-Aminophenyl)-N,N-dimethylamine;(4-Aminophenyl)dimethylamine;1-N,1-N-Dimethylbenzene-1,4-diamine;4-Amino-1-(dimethylamino)benzene

CAS No.:

99-98-9

Molecular Formula:

C8H12N2

InChIKeys:

InChIKey=BZORFPDSXLZWJF-UHFFFAOYSA-N

Molecular Weight:

136.19

Exact Mass:

136.19

BRN:

508105

EC Number:

202-807-5

UNII:

7GZH2FMK7X

NSC Number:

1493

UN Number:

2811

DSSTox ID:

DTXSID6025149

Color/Form:

Reddish-violet crystals|Needles from benzene

HScode:

2921590090

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

29.3

XLogP3:

1.25 (est)

Appearance:

black crystalline

Density:

1.036 g/cm³ @ Temp: 20 °C

Melting Point:

53 °C

Boiling Point:

262 °C

Flash Point:

130 °C

Refractive Index:

1.607

Water Solubility:

H2O: 11 g/L (20 ºC);soluble in alcohol, chloroform, ether

Storage Conditions:

2-8°C

Vapor Pressure:

7.51X10-3 mm Hg at 25 deg C (est)

Vapor Density:

4.69 (NTP, 1992) (Relative to Air)

Henrys Law Constant:

Henry's Law constant = 3.03X10-8 atm-cu m/mol at 25 °C (est)

Dissociation Constants:

pKa = 6.59 at 25 °C (conjugate acid)

Experimental Properties:

Stable in air when pure|Degraded by light and air|White to grayish-white, hygroscopic crystalline powder. Freely soluble in water; soluble in alcohol /N,N-Dimethyl-p-phenylenediamine dihydrochloride/|Hydroxyl radical reaction rate constant = 2.013X10-10 cu cm/molec-sec at 25 °C (est)

Air and Water Reactions:

No rapid reaction with air. No rapid reaction with water.

Reactive Group:

Amines, Aromatic

Reactivity Profile:

DIMETHYL-P-PHENYLENEDIAMINE neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides. Incompatible with strong oxidizers, strong acids and acid anhydrides. Also incompatible with alkalis (NTP, 1992).

See More N,N-Dimethyl-p-phenylenediamine Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 3, Oral

Acute toxicity - Category 3, Dermal

Acute toxicity - Category 3, Inhalation

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H301 Toxic if swallowed H311 Toxic in contact with skin H331 Toxic if inhaled
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area.
Response	P301+P316 IF SWALLOWED: Get emergency medical help immediately. P321 Specific treatment (see ... on this label). P330 Rinse mouth. P302+P352 IF ON SKIN: Wash with plenty of water/... P316 Get emergency medical help immediately. P361+P364 Take off immediately all contaminated clothing and wash it before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
Storage	P405 Store locked up. P403+P233 Store in a well-ventilated place. Keep container tightly closed.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Keep container tightly closed in a dry and well-ventilated place. Light sensitive. Store under inert gas. Air sensitive.

See More N,N-Dimethyl-p-phenylenediamine Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
pharmaceutical intermediates,peptides,electronic chemicals

Location:
Room 102, 1st Floor, East Office Building, No. 45 Pengwan Road, Qianwan Bonded Port Area, Qingdao Zone, China (Shandong) Pilot Free Trade Zone

Payment Terms:
100% TT in advance

Average lead Time:
10 days

Total Annual Revenue:
$10 million-$25 million

Total Employees:
51-100

Year of Establishment:
2024

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We are mainly specilized in supply of pharmaceutical intermediates, electronic chemicals，food additives, and other fine chemical products.
Integrity is the foundation, quality is life. We would like to work together with you to build a greener and brighter future.

Website: orientchem.cc
Email: scarlett@orientchem.cc
WhatsApp: +86 17753254221

Inquiry History

1 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	N,N-Dimethyl-1,4-Phenylenediamine	100 KG	Oct 8, 2024

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N,N-Dimethyl-1,4-phenylenediamine 99-98-9

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