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Friday, 12 August 2011 00:22

Sulphur Compounds, Organic: Physical & Chemical Hazards

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Chemical Name
CAS-Number

Physical

Chemical

UN Class or Division /  Subsidiary Risks

ANTU
86-88-4

The substance decomposes on heating producing toxic fumes including nitrogen oxides and sulphur oxides • Reacts with strong oxidants causing fire and explosion hazard

6.1

BENZENESULPHONYL CHLORIDE
98-09-9

8

n-BUTYLMERCAPTAN
109-79-5

The vapour is heavier than air and may travel along the ground; distant ignition possible

The substance decomposes on burning or heating, producing highly toxic fumes (sulphur dioxide) • Reacts with acids, bases, alkali metals, and strong oxidants

3

tert-BUTYLMERCAPTAN
75-66-1

The vapour is heavier than air and may travel along the ground; distant ignition possible

The substance decomposes on burning producing highly toxic gases including sulphur oxides • Reacts with strong acids, strong bases, alkali metals, strong reducing agents, strong oxidants

CETYLMERCAPTAN
2917-26-2

The substance decomposes on burning producing highly toxic gases including sulphur oxides • Reacts violently with strong oxidants, acids, reducing agents, alkali metals

CYCLOHEXYLMERCAPTAN
1569-69-3

The substance decomposes on burning producing highly toxic gases including sulphur dioxide • Reacts with strong oxidants, reducing agents, and alkali metals

3

DECYLMERCAPTAN
143-10-2

The substance decomposes on burning producing highly toxic gases including sulphur dioxide • Reacts with strong oxidants and strong bases

DIETHYLSULPHATE
64-67-5

The substance decomposes on heating producing flammable and toxic fumes • The substance is a strong oxidant and reacts with combustible and reducing materials • The substance is a strong reducing agent and reacts with oxidants • The solution in water is a strong acid, it reacts violently with bases and is corrosive

6.1

DIETHYLSULPHIDE
352-93-2

3

DIMETHYLSULPHATE
77-78-1

6.1/ 8

DIMETHYLSULPHIDE
75-18-3

The vapour is heavier than air and may travel along the ground; distant ignition possible

The substance decomposes on heating and on burning producing toxic and corrosive fumes (hydrogen sulphide and sulphur oxides) • Reacts violently with strong oxidants causing fire and explosion hazard

3

DIMETHYLSULPHOXIDE
67-68-5

The vapour is heavier than air and may travel along the ground; distant ignition possible

The substance decomposes on heating above 150 °C or on burning producing toxic fumes • Reacts violently with strong oxidants such as perchlorates

DODECYLMERCAPTAN
112-55-0

The substance decomposes on burning producing highly toxic gases including sulphur dioxide • Reacts violently with strong oxidants and alkali metals

ETHYLMERCAPTAN
75-08-1

The vapour is heavier than air and may travel along the ground; distant ignition possible

On combustion, forms carbon monoxide, sulphur oxides and hydrogen sulphide • The substance is a weak acid • Reacts with oxidants causing fire and explosion hazard • Reacts vigourously with strong acids and bases causing toxic hazard

3

LAURYL SODIUM SULPHATE
151-21-3

On combustion, forms toxic gases • Gives off toxic fumes in a fire

MERCAPTOACETIC ACID
68-11-1

8

2-MERCAPTOETHANOL
60-24-2

8

METHANESULPHONYL CHLORIDE
124-63-0

6.1/ 8

D,L-METHIONINE
59-51-8

The substance decomposes on heating producing sulphur oxides, nitrous oxides • Reacts with strong oxidants

METHYLMERCAPTAN
74-93-1

The gas is heavier than air and may travel along the ground; distant ignition possible

The substance decomposes on heating and on burning producing toxic sulphur oxides • Reacts violently with strong oxidants • Reacts with acids to form flammable and toxic gas (hydrogen sulphide)

2.3/ 2.1

1-PENTANETHIOL
110-66-7

3

PERCHLOROMETHYLMERCAPTAN
594-42-3

6.1

PHENYLMERCAPTAN
108-98-5

The substance decomposes on heating producing toxic fumes (sulphur oxides and carbon monoxide) • Reacts with acids to form toxic fumes (sulphur oxides)

6.1/ 3

PROPANETHIOL
107-03-9

3

SODIUM DODECYLBENZENESULPHONATE
25155-30-0

The substance decomposes on heating and on burning producing toxic and irritating fumes (sulphur oxides) • Reacts with acids or acid fumes producing toxic and irritating fumes (sulphur oxides)

SODIUM THIOCYANATE
540-72-7

The substance decomposes on heating and under influence of light producing toxic fumes of sulphur oxides, nitrogen oxides and cyanides • Reacts violently with acids, strong bases and strong oxidants

THIOACETAMIDE
62-55-5

The substance decomposes on burning producing toxic fumes

THIOACETIC ACID
507-09-5

The vapour is heavier than air and may travel along the ground; distant ignition possible

The substance decomposes on burning producing toxic and corrosive fumes (sulphur oxides) • The substance is a medium strong acid and is corrosive • Reacts violently with strong oxidants causing fire and explosion hazard • Reacts slowly with water forming acetic acid and hydrogen sulfide

THIOUREA
62-56-6

The substance decomposes on heating producing toxic fumes of nitrogen oxides and sulphur oxides • acts with sufphydryl-oxidizing agents and forms complexes and adducts with metallic salts and many organic compounds including proteins and certain hydrocarbons • Reacts violently with acrolein, strong acids and strong oxidants

THIRAM
137-26-8

Dust explosion possible if in powder or granular form, mixed with air

The substance decomposes on heating and on burning producing toxic fumes (nitrogen, sulphur oxides) • Reacts with strong oxidants, acids and oxidizable materials

6.1

For UN Class: 1.5 = very insensitive substances which have a mass explosion hazard; 2.1 = flammable gas; 2.3 = toxic gas; 3 = flammable liquid; 4.1 = flammable solid; 4.2 = substance liable to spontaneous combustion; 4.3 = substance which in contact with water emits flammable gases; 5.1 = oxidizing substance; 6.1 = toxic; 7 = radioactive; 8 = corrosive substance

 

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Contents

Preface
Part I. The Body
Part II. Health Care
Part III. Management & Policy
Part IV. Tools and Approaches
Part V. Psychosocial and Organizational Factors
Part VI. General Hazards
Part VII. The Environment
Part VIII. Accidents and Safety Management
Part IX. Chemicals
Part X. Industries Based on Biological Resources
Part XI. Industries Based on Natural Resources
Part XII. Chemical Industries
Part XIII. Manufacturing Industries
Part XIV. Textile and Apparel Industries
Part XV. Transport Industries
Part XVI. Construction
Part XVII. Services and Trade
Part XVIII. Guides