(3-azaniumyl-4-methylphenyl)azanium sulfate

C7H12N2O4S

CAS65321-67-7
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
65321-67-7
EC Number
265-697-8
UN Number
2811
Index Number
612-126-00-9
PubChem CID
6455108

Physical-chemical properties

Molecular Formula
C7H12N2O4S
Molar Mass
220.25 g/mol
IUPAC Name
(3-azaniumyl-4-methylphenyl)azanium sulfate

Chemical Identifiers

InChI
InChI=1S/C7H10N2.H2O4S/c1-5-2-3-6(8)4-7(5)9;1-5(2,3)4/h2-4H,8-9H2,1H3;(H2,1,2,3,4)
InChI Key
AKUZJQBOBCRXOK-UHFFFAOYSA-N

Overview

(3-azaniumyl-4-methylphenyl)azanium sulfate (CAS 65321-67-7) is an aromatic diamine salt compound with significant toxicological properties and industrial chemical applications. This organic sulfate salt represents a specialized aromatic amine derivative characterized by its dual azaniumyl functional groups attached to a methylated benzene ring. The compound's molecular structure C7H12N2O4S reflects its nature as a protonated diamine sulfate, where the basic amine groups have been converted to their corresponding ammonium forms through salt formation. With a molecular weight of 220.25 g/mol, this substance belongs to the broader category of substituted aniline derivatives, sharing structural similarities with compounds like N-methylaniline in terms of its aromatic amine foundation. The compound presents significant safety considerations, classified as a Category 1B carcinogen under the globally harmonized system, requiring the highest level of handling precautions. Its acute toxicity classifications (Category 3 and 4) and skin sensitization potential (Category 1) mandate strict occupational exposure controls and appropriate personal protective equipment. The substance also exhibits eye irritation properties and poses moderate aquatic environmental risks with chronic toxicity classification. Industrial applications typically involve its use as an intermediate in organic synthesis processes, particularly in the production of dyes and pigments where its aromatic diamine structure provides essential chemical reactivity. The compound also finds application in specialized chemical manufacturing processes and as a research chemical in pharmaceutical intermediate synthesis. OYSI maintains reliable supply chains for (3-azaniumyl-4-methylphenyl)azanium sulfate, ensuring consistent availability for European industrial customers requiring this specialized aromatic amine sulfate for their technical applications.

Safety & Classification

Danger
Classification:

Carc. 1B; Acute Tox. 4 *; Acute Tox. 3 *; Eye Irrit. 2; Skin Sens. 1; Aquatic Chronic 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H350

May cause cancer.

H312

Harmful in contact with skin.

H301

Toxic if swallowed.

H319

Causes serious eye irritation.

H317

May cause an allergic skin reaction.

H411

Toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Skin Contact

Harmful

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Irritant

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Toxic

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number2811
ADR Class6.1
Packing GroupIII
Tunnel CodeE
Proper Shipping NameToluen-2,4-diammoniumsulfat
Marine PollutantNo

Frequently Asked Questions

What is (3-azaniumyl-4-methylphenyl)azanium sulfate?

(3-azaniumyl-4-methylphenyl)azanium sulfate is an organic chemical compound with the molecular formula C7H12N2O4S and CAS number 65321-67-7. This substance has a molecular weight of 220.25 g/mol and belongs to the aromatic amine family. It is classified as a Category 1B carcinogen and presents multiple hazards including acute toxicity, eye irritation, skin sensitization, and aquatic toxicity. The compound requires careful handling due to its significant health and environmental risks.

What are the physicochemical properties of (3-azaniumyl-4-methylphenyl)azanium sulfate?

(3-azaniumyl-4-methylphenyl)azanium sulfate is a solid compound at room temperature with a molecular weight of 220.25 g/mol. As a sulfate salt of an aromatic amine, it typically exhibits good water solubility due to its ionic nature. The presence of both amino groups and the sulfate moiety influences its physical characteristics, though specific data on color, odor, and exact solubility parameters would require detailed technical specifications from the manufacturer.

What is (3-azaniumyl-4-methylphenyl)azanium sulfate used for?

(3-azaniumyl-4-methylphenyl)azanium sulfate is primarily used as an intermediate in chemical synthesis and pharmaceutical manufacturing processes. Given its aromatic amine structure, it serves as a building block for the production of dyes, pigments, and specialty chemicals. Due to its carcinogenic classification, its applications are strictly regulated and limited to controlled industrial environments where appropriate safety measures can be implemented to protect workers and the environment.

How to handle (3-azaniumyl-4-methylphenyl)azanium sulfate safely?

(3-azaniumyl-4-methylphenyl)azanium sulfate requires strict safety protocols including closed-system handling to prevent exposure. Personnel must wear appropriate respiratory protection, chemical-resistant gloves, and protective clothing. Work areas should have adequate ventilation and emergency eyewash stations. Due to its carcinogenic properties and acute toxicity, only trained personnel should handle this substance in designated areas with proper engineering controls to minimize exposure risks.

How to store (3-azaniumyl-4-methylphenyl)azanium sulfate correctly?

(3-azaniumyl-4-methylphenyl)azanium sulfate should be stored in a cool, dry, well-ventilated area away from incompatible materials. Containers must be tightly sealed and properly labeled according to GHS requirements. Storage areas should be secured with restricted access due to the carcinogenic nature of the substance. Keep away from sources of ignition, strong oxidizing agents, and ensure compliance with local regulations for hazardous chemical storage.

What to do in case of contact with (3-azaniumyl-4-methylphenyl)azanium sulfate?

Immediate action is required upon contact with (3-azaniumyl-4-methylphenyl)azanium sulfate. For skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water. In case of eye contact, flush immediately with plenty of water for at least 15 minutes. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult a physician and provide the safety data sheet.

How to dispose of (3-azaniumyl-4-methylphenyl)azanium sulfate appropriately?

(3-azaniumyl-4-methylphenyl)azanium sulfate must be disposed of through licensed hazardous waste management facilities due to its carcinogenic classification. Disposal methods typically include high-temperature incineration with appropriate emission controls. Empty containers should be treated as hazardous waste. All disposal activities must comply with local, national, and EU waste regulations including proper documentation and tracking. Never dispose of this substance through regular waste streams or sewage systems.

How to transport (3-azaniumyl-4-methylphenyl)azanium sulfate?

(3-azaniumyl-4-methylphenyl)azanium sulfate is classified under ADR Class 6.1 (Toxic substances), Packing Group III. Transport requires appropriate UN-specification packaging, proper labeling with GHS06 and GHS08 pictograms, and accompanying transport documents. Vehicles must comply with ADR regulations for toxic substances. Drivers need appropriate training certificates, and emergency procedures must be available during transport. Segregation requirements must be observed to prevent incompatible materials from being transported together.

Is (3-azaniumyl-4-methylphenyl)azanium sulfate subject to specific regulations?

(3-azaniumyl-4-methylphenyl)azanium sulfate is subject to comprehensive EU regulations including REACH registration requirements and CLP classification as a Category 1B carcinogen. It may face restrictions under REACH Annex XVII for carcinogenic substances. Occupational exposure limits apply under workplace safety directives. The substance requires authorization for certain uses and is subject to strict labeling and safety data sheet requirements. Companies must implement risk management measures and report downstream use information.

Where to buy (3-azaniumyl-4-methylphenyl)azanium sulfate in Europe?

(3-azaniumyl-4-methylphenyl)azanium sulfate is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides comprehensive regulatory support, proper documentation, and ensures compliance with EU chemical regulations. Due to the hazardous nature of this substance, procurement requires verification of intended use, appropriate facilities, and qualified personnel. Contact OYSI's technical team for availability, specifications, and regulatory guidance to ensure safe and compliant handling of this carcinogenic material.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.