triethyl orthoformate

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product name： triethyl orthoformate 
CAS No: 122-51-0
Chemical Formular: C7H16O3
Molecular Weight：148.2

Product Introduction：
Triethyl protoformate is a colorless liquid and has a pungent odor. Miscreble with ethanol and diethyl ether. Are lightly soluble in water, but decompose in water. It is a very important chemical raw material, which has been widely used in medicine, pesticides, dyes and other industries.

Technology Specification:

ITEMS	INDEX
Appearance	Colorless transparent liquid
chrominance（APHA）：≤	10
content %：≥	99.00
alcohol%：≤	0.45
ethyl formate%：≤	0.25
other impurities%：≤	0.15
density(20℃）:	0.891-0.897
boiling point（℃）：	145-146
moisture%≤	0.04

 

Applications:
In medicine, triethyl orthoformate is widely used in the synthesis of chloroquine, quinoline, dichloroquinoline, norfloxacin, ciprofloxacin, norfloxacin, aminopyrimidine, etc. In pesticides, it is widely used in the production of azoxystrobin, pyrazofos, pyrazosulfuron-methyl, clopyrazosulfuron-methyl, rimsulfuron-methyl, pyrazoxenil and amitraz, etc. It is also an intermediate of acrylic fibers and submethyl dyes for the synthesis of cyanine dyes. Triethyl orthoformate can also be used in some development sensitive agents, as anti-halo materials widely used in photographic drugs and color film film and other photosensitive materials.

Synonyms：
eththyl proformate;  
triethylmethane;
proethyl triethyl ester;
triethyl orthoformate; 
triethoxymethane; 
triethyl proformate; 
triethyl proformate;
sulphadiazine impurity 4;
Minapilant impurity 11

Security Information: 
Dangerous Mark:                         Xi
Dangerous Category Code:               10-36-36/38 
Safety Instructions:                       16-26-37/39-36-45-36/39
Dangerous Goods Transport No.:          UN25243/PG3
WGK Germany:                           1RTEChemicalbook
CS Number:                              RM6475000
F:                                        21
TSCA:                                    Yes
Danger Classes:                           3
Packaging Category:                      III
Customs Code:                           29159080
Toxicity:                                  LD50 orally in rats:7.06g/kg(Smyth)

Packaging:
180kg / barrel
Storage:
Store in a cool, ventilated warehouse. Stay away from the fire and heat sources. The library temperature should not exceed 30℃. Keep the container sealed. Should be stored separately with oxidizer, acid, etc., avoid mixed storage. Explosion-proof-type lighting and ventilation facilities are adopted. No use of mechanical equipment and tools prone to spark. The storage area shall be equipped with leakage emergency treatment equipment and suitable shelter materials.