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CAS Number: 75-60-5
Product Catalog
93-3318
Arsenic › Dimethylarsinic acid (Cacodylic acid), 98%| CAS Number: | 75-60-5 |
| MDL Number: | MFCD00002095 |
| Molecular Formula: | C2H7AsO2 |
| Molecular Weight: | 138.00 |
| Chemical Formula: | (CH3)2AsOOH |
| Color and Form: | white pwdr. |
| Note: |
Safety: Hazardous
Physical Characteristics: melting point 200°C
| SECTION 1: Product Identification | |
|---|---|
| Chemical Name: | Dimethylarsinic acid (Cacodylic acid), 98% |
| Product Number: | 93-3318 |
| CAS Registry Number: | 75-60-5 |
| Formula: | (CH3)2AsOOH |
| EINECS Number: | 200-883-4 |
| Chemical Family: | organoarsenic compound |
| Synonym: | Hydroxydimethylarsine oxide, Cacodylic acid |
| SECTION 2: Composition and Information on Ingredients | ||||
|---|---|---|---|---|
| Ingredient | CAS Number | Percent | ACGIH (TWA) | OSHA (PEL) |
| Title Compound | 75-60-5 | 100 | no data | 0.5 mg/m3 (as As) |
| SECTION 3: Hazards Identification | |
|---|---|
| Emergency Overview: | Small amounts are slightly toxic by inhalation and by ingestion. Larger amounts may induce nausea, dizziness and coma. Chronic effects include dermatitis, liver and kidney damage. |
| Primary Routes of Exposure: | Ingestion, inhalation |
| Eye Contact: | Causes moderate to severe irritation of the eyes. |
| Skin Contact: | Causes irritation of the skin. May cause ulceration, spotty pigmentation, dermatitis and skin cancer. |
| Inhalation: | Irritating to the nose and respiratory tract. In large amounts may cause arsenic poisoning |
| Ingestion: | Ingestion may lead to nausea, vomiting, bloody diarrhea, weakness, low blood pressure, shock, coma and death. |
| Acute Health Effects: | Irritating to skin, eyes and respiratory tract, and cause garlic odor, nausea, vomiting, bloody diarrhea, weakness, shock and coma. |
| Chronic Health Effects: | Loss of appetite, pain and tenderness in the limbs, dermatitis, abnormal changes in skin color, loss of hair, headache. Cirrhosis of the liver, kidney damage, and loss of sensory and motor functions. White bands may appear across the finger nails. |
| NTP: | No |
| IARC: | Yes |
| OSHA: | No |
| SECTION 4: First Aid Measures | |
|---|---|
| Eye Exposure: | Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need assistance in keeping their eye lids open. Get immediate medical attention. |
| Skin Exposure: | Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if irritation persists. |
| Inhalation: | Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty in breathing, coughing, wheezing or pain. In such cases seek immediate medical assistance. |
| Ingestion: | Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce vomiting only if directed by medical personnel. |
| SECTION 5: Fire Fighting Measures | |
|---|---|
| Flash Point: | no data |
| Autoignition Temperature: | no data |
| Explosion Limits: | no data |
| Extinguishing Medium: | carbon dioxide or dry powder |
| Special Fire Fighting Procedures: | If this product is involved in a fire, firefighters should be equipped with NIOSH approved positive pressure self-contained breathing apparatus and full protective clothing. |
| Hazardous Combustion and Decomposion Products: | If involved in a fire this material may emit toxic organic fumes and arsenic oxide fumes. |
| Unusual Fire or Explosion Hazards: | No unusual fire or explosion hazard. |
| SECTION 6: Accidental Release Measures | |
|---|---|
| Spill and Leak Procedures: | Small spills can be mixed with vermiculite or sodium carbonate and swept up. |
| SECTION 7: Handling and Storage | |
|---|---|
| Handling and Storage: | Store in a tightly sealed container. When handling, avoid forming airborne dust. Use good housekeeping practices to avoid contamination of work area. |
| SECTION 8: Exposure Controls and Personal Protection | |
|---|---|
| Eye Protection: | Always wear approved safety glasses when handling a chemical substance in the laboratory. |
| Skin Protection: | Wear appropriate chemical resistant gloves and protective clothing. |
| Ventilation: | Material may form a fine dust. If possible, handle the material in an efficient fume hood. |
| Respirator: | If ventilation is not available a respirator should be worn. The use of respirators requires a Respiratory Protection Program to be in compliance with 29 CFR 1910.134. |
| Additional Protection: | No additional protection required. |
| SECTION 9: Physical and Chemical Properties | |
|---|---|
| Color and Form: | white powder |
| Molecular Weight: | 138 |
| Melting Point: | 200°C |
| Boiling Point: | no data |
| Vapor Pressure: | no data |
| Specific Gravity: | no data |
| Odor: | none |
| Solubility in Water: | soluble |
| SECTION 10: Stability and Reactivity | |
|---|---|
| Stability: | air and moisture stable |
| Hazardous Polymerization: | no hazardous polymerization |
| Conditions to Avoid: | none |
| Incompatibility: | strong oxidizing agents |
| Decomposition Products: | carbon monoxide, carbon dioxide, arsenic oxide and organic fumes |
| SECTION 11: Toxicological Information | |
|---|---|
| RTECS Data: | Administration onto the skin (rat); Standard Draize test: 0.26%/2H. Administration into the eye (rat); Standard Draize test: 0.26%/2H. Oral (rat); LD50: 644mg/kg. Oral (mouse); LD50: 1200mg/kg. Inhalation (rat); LCLo: >2600mg/m3/2H. Intraperitoneal (mouse); LD50: 500mg/kg. Oral (rat); TDLo: 1.25mg/kg/6H.Oral (mouse); TDLo: 14mL/kg/50W-C. Subcutaneous (mouse); TDLo: 464mg/kg. |
| Carcinogenic Effects: | Tumorigen |
| Mutagenic Effects: | Mutagen |
| Tetratogenic Effects: | Reproductive Effector |
| SECTION 12: Ecological Information | |
|---|---|
| Ecological Information: | Very toxic to aquatic organisms. May cause long-term adverse effects in the aquatic environment. |
| SECTION 13: Disposal Considerations | |
|---|---|
| Disposal: | Dispose of according to local, state and federal regulations. |
| SECTION 14: Transportation | |
|---|---|
| Shipping Name (CFR): | Cacodylic acid |
| Hazard Class (CFR): | 6.1 |
| Additional Hazard Class (CFR): | NA |
| Packaging Group (CFR): | II |
| UN ID Number (CFR): | UN# 1572 |
| Shipping Name (IATA): | Cacodylic acid |
| Hazard Class (IATA): | 6.1 |
| Additional Hazard Class (IATA): | NA |
| Packaging Group (IATA): | II |
| UN ID Number (IATA): | UN# 1572 |
| SECTION 15: Regulatory Information | |
|---|---|
| TSCA: | Listed in the TSCA inventory |
| SARA (Title 313): | Title compound see Category Code U136 for reporting. |
| Second Ingredient: | none |
| Third Ingredient: | none |
| SECTION 16: Other Information | |
|---|---|
| Disclaimer: | The information herein is believed to be accurate and reliable as of the date compiled. However, Strem Chemicals, Inc. makes no representation, warranty, or guarantee of any kind with respect to the information contained in this document or any use of the product based on this information. |
| Preparation Date: | 6/17/2003 |
| Revision Date: | 8/02/2011 |
