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- Details for alpha-PYR
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alpha-PYR
Category : Organic chemicals and Derivatives
CAS NO : EC NO : MF : MW : Product description : I. Application:
This product is an important chemical raw material and organic solvent, and is widely used in medicine, textile, dyestuff and cosmetics industries. It is mainly used to make:
1. medicine (neurokang); 2. nylon-4
3. polyvinyl pyrrolidone (PNVP)
① Medicine ② Dyeing assistants for fabric ③ Beer clarificant ④ Cosmetics (hair jelly)Molecular Formula:(CH2)CONH
Molecular Weight為:85.10
II. Characteristics:
Colorless and transparent, with a boiling point of 245oC and a melting point of 24.6oC. It is a liquid above 25oC, can be mix dissolved with water, alcohol, ether, chloroform, benzene, acetic acid, ethyl ester and carbon disulfide, and is difficult to dissolve in petroleum ether.III. Product specifications:
Index
Specification
Purity %
≥99.0
Chroma
≤25
Density g/ml
1.110-1.116
Moisture %
≤0.20
Refractive index
1.480-1.490
Melting point οC
24.6
IV. Packing:
In galvanized iron drums of 200kg in net weight.
Synonyms : no data
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alpha-PYR