MSDS for DAPSONE
**** MATERIAL SAFETY DATA SHEET ****
DAPSONE
Section 1 - Chemical Product and Company Identification
MSDS Name DAPSONE
Synonyms Dapsone, DDS, 4,4'-Sulfonyldianiline
Atul Ltd 鈥? PP Site
Manufacturer鈥檚 Name
P.O. ATUL 鈥? 396020
Manufacturer鈥檚 Address
Gujarat, INDIA
Emergency Telephone No: ++91 2632 233204, 233205, 233621
++91 2632 233639, 233053
Fax No.:
Section 2 - Composition, Information on Ingredients
CAS# Chemical Name % EINECS# Haz Symbols Risk Phrases
80-08-0 4-AMINOPHENYL SULFONE, 97% 97% 201-248-4
Hazard Symbols: XN
Risk Phrases: 22
Section 3 鈥? Hazards Identification
EMERGENCY OVERVIEW
Harmful if swallowed.Cancer suspect agent.
POTENTIAL HEALTH EFFECTS
May cause eye irritation.
Eye
May cause skin irritation.
Skin
Ingestion Harmful if swallowed.
Inhalation May cause respiratory tract irritation. The toxicological properties of this substance
have not been fully investigated.
Chronic Not available.
Section 4 - First aid Measures
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally
Eyes
lifting the upper and lower eyelids.
Flush skin with plenty of water for at least 15 minutes while removing
Skin
contaminated clothing and shoes.
Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4
Ingestion
cupfuls of milk or water.
Remove from exposure and move to fresh air immediately.
Inhalation
Notes to
Physician
Section 5 鈥? Fire Fighting Measures
As in any fire, wear a self-contained breathing apparatus in pressure-demand,
General
MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire,
Information
irritating and highly toxic gases may be generated by thermal decomposition or
combustion.
In case of fire, use water, dry chemical, chemical foam, or alcohol-resistant
Extinguishing
foam.
Media
Section 6 - Accidental Release Measures
Use proper personal protective equipment as indicated in Section 8.
General
Information
Clean up spills immediately, observing precautions in the Protective Equipment
Spills/Leaks
section. Sweep up, then place into a suitable container for disposal.
Section 7 - Handling and Storage
Handling Wash thoroughly after handling. Remove contaminated clothing and wash before
reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Storage Store in a cool, dry place. Keep container closed when not in use.
Section 8 - Exposure Controls, Personal Protection
Use adequate general or local exhaust ventilation to keep airborne
Engineering
concentrations below the permissible exposure limits. Use process enclosure,
Controls
local exhaust ventilation, or other engineering controls to control airborne levels.
PERSONAL PROTECTIVE EQUIPMENT
Wear safety glasses and chemical goggles if splashing is possible.
Eyes
Wear appropriate protective gloves and clothing to prevent skin exposure.
Skin
Wear appropriate protective clothing to minimize contact with skin.
Clothing
Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline
Respirators
respirator in the positive pressure mode with emergency escape provisions.
Section 9 鈥? Physical and Chemical Properties
Crystalline powder
Physical State
white 鈥? beige
Color
Not available.
Odor
Not available.
pH
Not available.
Vapor Pressure
Not available.
Viscosity
Not available.
Boiling Point
173.00 鈥? 178.00 deg C
Freezing/Melting Point
Not available.
Autoignition Temperature
Not available.
Flash Point
Not available.
Explosion Limits, lower
Not available.
Explosion Limits, upper
Decomposition Temperature
insoluble
Solubility in water
Specific Gravity/Density
C12H12N2O2S
Molecular Formula
248.30
Molecular Weight
Section 10 - Stability and Reactivity
Stable under normal temperatures and pressures.
Chemical Stability
Incompatible materials, strong oxidants.
Conditions to Avoid
Strong oxidizing agents.
Incompatibilities with Other
Materials
Nitrogen oxides, carbon monoxide, irritating and toxic fumes and
Hazardous Decomposition
gases, carbon dioxide, nitrogen.
Products
Has not been reported.
Hazardous Polymerization
Section 11 鈥? Toxicological Information
CAS# 80-08-0: BY8925000
RTECS#
CAS# 80-08-0: Oral, mouse: LD50 = 250 mg/kg; Oral, rat: LD50 = 1 gm/kg;
LD50/LC50
Skin, rabbit: LD50 = >4 gm/kg.
Carcinogenicity 4-AMINOPHENYL SULFONE, 97% - IARC: Group 3 carcinogen See actual
entry in RTECS for complete information.
Section 12 - Ecological Information
Section 13 鈥? Disposal Considerations
Dispose of in a manner consistent with federal, state, and local regulations.
Section 14 - Transport Information
IATA IMO RID/ADR
Shipping Name: No information available. No information available. No information available.
- - -
Hazard Class:
- - -
UN Number:
- - -
Packing Group:
Section 15 - Regulatory Information
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 22 Harmful if swallowed.
Safety Phrases:
S 22 Do not breathe dust.
WGK (Water Danger/Protection)
CAS# 80-08-0: No information available.
United Kingdom Occupational Exposure Limits
United Kingdom Maximum Exposure Limits
Canada
CAS# 80-08-0 is listed on Canada's DSL List.
CAS# 80-08-0 is not listed on Canada's Ingredient Disclosure
List.
Exposure Limits
CAS# 80-08-0: OEL-FINLAND;Carcinogen
OEL-RUSSIA:STEL 5 mg/m3
US FEDERAL
TSCA
CAS# 80-08-0 is listed on the TSCA inventory.
Section 16 - Additional Information
MSDS Creation Date 7/16/1996
Original.
Revision #0 Date
The information above is believed to be accurate and represents the best information currently
available to us. However, we make no warranty of merchantability or any other warranty, express
or implied, with respect to such information, and we assume no liability resulting from its use.
Users should make their own investigations to determine the suitability of the information for their
particular purposes. In no way shall the company be liable for any claims, losses, or damages of
any third party or for lost profits or any special, indirect, incidental, consequential or exemplary
damages, howsoever arising, even if the company has been advised of the possibility of such
damages. --------------------------------------------------------------------------------
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