Sodium propan-2-yloxymethanedithioate

C4H7NaOS2

sodium propan-2-yloxymethanedithioate

CAS140-93-2
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
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Identification

CAS Number
140-93-2
EC Number
205-443-5
UN Number
3342
Index Number
006-024-00-8
PubChem CID
23690438

Physical-chemical properties

Molecular Formula
C4H7NaOS2
Molar Mass
158.20 g/mol
IUPAC Name
sodium propan-2-yloxymethanedithioate

Chemical Identifiers

InChI
InChI=1S/C4H8OS2.Na/c1-3(2)5-4(6)7;/h3H,1-2H3,(H,6,7);/q;+1/p-1
InChI Key
IRZFQKXEKAODTJ-UHFFFAOYSA-M

Overview

Sodium propan-2-yloxymethanedithioate (CAS 140-93-2) is an organosulfur compound with dithioate functionality and isopropoxy substitution, exhibiting moderate toxicity and environmental persistence. This specialized chemical compound, also registered under EC number 205-443-5, belongs to the family of dithioate derivatives characterized by its distinctive sulfur-containing functional groups. With a molecular formula of C4H7NaOS2 and molecular weight of 158.2 g/mol, sodium propan-2-yloxymethanedithioate represents an important intermediate in various industrial chemical processes. The compound's structure features both sodium cation and organic dithioate anion components, making it particularly useful in applications requiring specific reactivity patterns. From a safety perspective, this substance is classified under multiple hazard categories including Acute Toxicity Category 4, Skin Irritation Category 2, and Aquatic Chronic Toxicity Category 2. The GHS07 and GHS09 pictograms indicate both health hazards and environmental concerns, while the "Warning" signal word reflects its moderate risk profile. Transportation is regulated under ADR Class 4.2, requiring appropriate handling protocols for spontaneously combustible materials. Industrial applications typically include use as a chemical intermediate in organic synthesis, particularly in processes involving sulfur chemistry modifications. The compound also finds application in specialized manufacturing processes where its unique dithioate functionality provides specific reactivity advantages. Like related compounds such as manganese(2+);N-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate, it serves important roles in metal coordination chemistry applications. OYSI maintains reliable supply chains for sodium propan-2-yloxymethanedithioate to support diverse industrial requirements across European markets.

Safety & Classification

Warning
Classification:

Acute Tox. 4 *; Skin Irrit. 2; Aquatic Chronic 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

H315

Causes skin irritation.

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

Irritant

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:

Ingestion

Harmful

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 Number3342
ADR Class4.2
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameProxan-Natrium (ISO)
Marine PollutantNo

Frequently Asked Questions

What is sodium propan-2-yloxymethanedithioate?

Sodium propan-2-yloxymethanedithioate is an organosulfur chemical compound with the molecular formula C4H7NaOS2 and CAS number 140-93-2. This sodium salt derivative contains dithioate functional groups and has a molecular weight of 158.2 g/mol. It is classified as a moderately hazardous substance with acute toxicity, skin irritation, and aquatic toxicity properties, requiring careful handling in industrial applications.

What are the physicochemical properties of sodium propan-2-yloxymethanedithioate?

Sodium propan-2-yloxymethanedithioate is a chemical compound with molecular formula C4H7NaOS2 and molecular weight of 158.2 g/mol. As a sodium salt containing sulfur groups, it typically appears as a solid at room temperature. Being a sodium salt, it generally exhibits good water solubility. The compound contains both organic and inorganic components, with the dithioate groups contributing to its specific chemical reactivity and applications.

What is sodium propan-2-yloxymethanedithioate used for?

Sodium propan-2-yloxymethanedithioate is primarily used in industrial applications where organosulfur compounds are required. Its dithioate structure makes it suitable for specialized chemical processes, potentially including metal treatment applications, chemical synthesis intermediates, or as a processing aid in various industrial sectors. The compound's specific molecular structure allows it to participate in reactions involving sulfur chemistry and metal coordination processes.

How to handle sodium propan-2-yloxymethanedithioate safely?

Sodium propan-2-yloxymethanedithioate requires careful handling due to its Acute Tox. 4 and Skin Irrit. 2 classifications. Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Work in well-ventilated areas and avoid inhalation. The compound carries Warning signal word and GHS07 pictogram, indicating moderate hazard level requiring standard chemical safety precautions during use.

How to store sodium propan-2-yloxymethanedithioate correctly?

Sodium propan-2-yloxymethanedithioate must be stored according to ADR Class 4.2, Group II requirements as a spontaneously combustible substance. Store in a cool, dry, well-ventilated area away from heat sources, oxidizing agents, and incompatible materials. Use appropriate containers designed for Class 4.2 materials and ensure proper labeling with GHS07 and GHS09 pictograms. Implement fire prevention measures and maintain controlled access to storage areas.

What to do in case of contact with sodium propan-2-yloxymethanedithioate?

Immediate action is required upon contact with sodium propan-2-yloxymethanedithioate due to its skin irritation properties. For skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. In case of eye contact, rinse immediately with clean water for 15 minutes. If inhaled, move to fresh air. Seek medical attention if irritation persists or symptoms develop. Do not induce vomiting if ingested.

How to dispose of sodium propan-2-yloxymethanedithioate appropriately?

Sodium propan-2-yloxymethanedithioate disposal must comply with local and European waste regulations due to its hazardous classification and environmental impact (Aquatic Chronic 2). The compound requires disposal through licensed hazardous waste contractors capable of handling organosulfur compounds. Never dispose of in regular waste streams, drains, or soil. Coordinate with certified waste management companies for proper treatment, considering its ADR Class 4.2 transportation requirements during disposal transport.

How to transport sodium propan-2-yloxymethanedithioate?

Sodium propan-2-yloxymethanedithioate is classified under ADR Class 4.2, Packing Group II as a spontaneously combustible substance. Transportation requires specialized packaging meeting UN specifications for Class 4.2 materials, proper hazard labeling, and documentation. Carriers must be certified for dangerous goods transport and follow ADR regulations. The substance requires protection from heat, moisture, and incompatible materials during transport, with emergency response information readily available.

Is sodium propan-2-yloxymethanedithioate subject to specific regulations?

Sodium propan-2-yloxymethanedithioate is regulated under European CLP regulation with mandatory classification as Acute Tox. 4, Skin Irrit. 2, and Aquatic Chronic 2. It requires GHS07 and GHS09 pictograms with Warning signal word. The compound is subject to REACH registration requirements for import/manufacture above tonnage thresholds. It is not currently listed as SVHC, but users must comply with standard chemical safety, transport (ADR Class 4.2), and environmental protection regulations.

Where to buy sodium propan-2-yloxymethanedithioate in Europe?

Sodium propan-2-yloxymethanedithioate is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this compound with full regulatory compliance, proper hazard classification documentation, and safety data sheets meeting European CLP requirements. As experienced chemical distributors, OYSI ensures proper packaging according to ADR Class 4.2 specifications and can provide technical support for safe handling and application guidance across European markets.

Data Sources

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