α-Napthyl acetate/1-Napthyl acetate
Item No.： PHA0154
Store at： 2～8℃，Avoid light
English Name: α- Napthyl acetate； 1-Napthyl acetate
Other names: acetic acid-1-naphthalene ester; 1-naphthyl acetate; 1-naphthyl acetate; α- Naphthalene acetate; 1-naphthyl acetate
CAS No.: 830-81-9
C12H10O2=186.21
Grade: CP
Content: ≥ 98.0%
Melting point: 47 ～ 49 ℃
Acidity (calculated by H +) / (mmol / 100g): ≤ 1.65
Ethanol dissolution test: acceptable
Loss on drying: ≤ 0.50%
Physicochemical properties : colorless needle or reddish brown powder. Soluble in ethanol and ether, insoluble in water. Flash point ＞ 110 ℃. Maximum absorption wavelength (in 95% ethanol) 232nm (log ε 4.5)、282nm(log ε 3.65)
Purpose: biochemical research. Use this product to be α- Esterase hydrolysis and precipitation α- Naphthol, a chromoazo dye formed by diazonium salt in 0.05m phosphate buffer, was used in enzyme histochemistry for the determination of pyridine α- Enzyme enzyme. Determination in enzyme chemistry α- Substrate of esterase. Colorimetric determination of carboxylesterase degradation by pesticides. Organic synthesis intermediate
Storage: 2 ~ 8 ℃, protected from light
