MATERIAL SAFETY DATA SHEET鈥斺?斺?斺?斺?斺?斺?斺?斺?斺?斺?斺??
Pickering Laboratories, Inc 鈥? 1280 Space Park Way, Mountain View CA 94043 USA 鈥? 650 694 6700 鈥? Fax 650 968 0749
PRODUCTS: p-Dimethylaminobenzaldehyde Cat. No. 3 7 0 0 - 0 4 0 0
Section I 鈥? General
CAS #: [100-10-7]
FORMULA: p-(CH3)2NC6H4CHO
CHEMICAL NAME: p-Dimethylaminobenzaldehyde
SYNONYMS: Ehrlich鈥檚 Reagent, DMAB, 4-dimethylaminobenzenecarbonal
CHEMICAL FAMILY: Aldehyde, aromatic
Section II 鈥? Hazardous Ingredients
1: 99.9 + % p-Dimethylaminobenzaldehyde
Section III 鈥? Physical Data
MELTING POINT: 74掳C
BOILING POINT: 176鈥?177掳C @ 17mm Hg
APPEARANCE: Very pale yellow crystals
ODOR: Slight odor
SOLUBILITY: Soluble in alcohol, ether, chloroform acetic acid; slightly soluble in water
VAPOR PRESSURE: Not available
AIR SENSITIVE: Yes
LIGHT SENSITIVE: Yes
Section IV 鈥? Toxicity Data
RTECS #: CU5775000
RTECS NAME: p-Dimethylaminobenzaldehyde
TOXICITY: Low health hazard; oral LD50 (rat): GT500 mg/kg, slightly toxic
REVIEWS: Only selected Registry of Toxic Effects of Chemical Substances (RTECS)
data are presented here. Refer to actual entry in RTECS for complete
information.
Section V 鈥? Health Hazards and First Aid
ACUTE EFFECTS: Moderately toxic by ingestion
CHRONIC EFFECTS: Not thoroughly established
EYE CONTACT: Immediately flush with plenty of water for at least 15 minutes; assure
adequate flushing by separating eyelids with fingers. Call a physician.
SKIN CONTACT: Immediately flush with plenty of water for at least 15 minutes. Remove
contaminated clothing and shoes. Get medical attention.
INHALATION: Remove to fresh air. If breathing becomes difficult, get medical help.
INGESTION: Treat symptomatically and supportively; no special antidote. If vomiting
occurs, keep head lower than hips to prevent aspiration. Call a physician
immediately.
漏 Pickering Laboratories, Inc. June 2000 1 0500-3022-B / DMAB
Section VI 鈥? Fire and Explosion Hazards
FLASHPOINT (Method used): Not applicable
EXTINGUISHING MEDIA: Water spray; dry chemical; carbon dioxide
FIREFIGHTING PROCEDURE: Wear self-contained breathing apparatus and protective clothing
UNUSUAL HAZARDS &
EXPLOSIVE PROPERTIES: None known
Section VII 鈥? Reactivity
GENERAL: Stable
INCOMPATIBILITIES: Keep from contact with oxidizers.
HAZARDOUS COMBUSTION OR
DECOMPOSITION PRODUCTS: Carbon dioxide and carbon monoxide
Section VIII 鈥? Spill or Leak Procedures
SPILL PROCEDURE: Wear eye protection and gloves. Clean up with rags, paper towels, sponge;
place in a bag and hold for waste disposal. Ventilate area and wash spill-site
with soap and water.
WASTE DISPOSAL: This product may be mixed or dissolved in a combustible solvent and burn in
a chemical incinerator equipped with an afterburner and scrubber. Observe
all federal, state, and local regulations.
Section IX 鈥? Precautions for Handling and Storage
SAFETY EQUIPMENT: Chemical safety goggles, vinyl / latex / or rubber gloves, safety-shower with
eye-wash.
HANDLING PROCEDURES: Avoid eye and skin contact. Do not ingest. Wear safety glasses and gloves.
STORAGE PROCEDURES: Direct sunlight may turn this product pink. Store at room temperature.
This information is believed to accurate and represents the best information currently available to us. It is offered
only for your consideration, investigation, and verification. Pickering Laboratories disclaims any liability incurred
from the use of this product and shall not in any event be liable for any special, incidental, or consequential damages
arising from such use. The information provided herein relates only to the specific product designated and may not be
valid where such product may be subject to federal, state, or local laws or regulations.
漏 Pickering Laboratories, Inc. June 2000 2 0500-3022-B / DMAB
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