Pimaricin

  • Myprozine
  • Pimafucin
  • Natamycin
  • Tennecetin
Formula
C33H47NO13
Structure
Description
Solid.
Uses
Fungicide.

Registry Numbers and Inventories.
CAS
7681-93-8
EC (EINECS/ELINCS)
231-683-5
RTECS
TK3325000
RTECS class
Agricultural Chemical and Pesticide; Drug; Mutagen; Natural Product
Merck
12,6513
Beilstein/Gmelin
1614878
Swiss Giftliste 1
G-4076
Austrailia AICS
Listed
New Zealand
Listed

Properties.
Formula
C33H47NO13
Formula mass
665.74
Decomposition point, °C
200
Density
1.020 g/cm3 (20 C)
Solubility in water
Insoluble
pKa/pKb
3.72 (pKa)

Hazards and Protection.
Storage
Store in a cool, dry place. Keep container closed when not in use.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.
Protection
Wear appropriate safety goggles, protective clothing and gloves.
Respirators
A respiratory protection program that meets OSHA's 29 CFR ß1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Small spills/leaks
Evacuate area and ventilate. Wear protective equipment. If required, use an inert absrobent. Sweep up and place in an appropriate container for disposal. Wash contaminated surfaces.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Isolate from strong oxidizers.

Fire.
Fire fighting
Wear a self-contained breathing apparatus inpressure-demand, MSHA/NIOSH (approved or equivalent), and fullprotective gear. Use agent most appropriate to extinguish fire.
Hazards
During a fire, irritating and highly toxic gasesmay be generated by thermal decomposition or combustion.

Health.
Poison_Class
4
Exposure effects
The toxicological properties of this material have not been investigated.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
   Inhalation
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid immediately.

Transport.