factory sells 100-09-4 Supply lowest price of 4-methoxybenzoic acid

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factory sells 100-09-4  Supply lowest price of  4-methoxybenzoic acid

Anise is originally produced in the southwest and southwest of Guangxi. Only the western part of Fangcheng County and Debao County each account for a quarter of the country's output. It is also cultivated in Taiwan, Fujian, Guangdong, Guizhou, Yunnan, Zhejiang and other provinces. Anise is an evergreen tree with a height of up to 20 meters; the bark is gray to reddish brown. Single leaves alternate, leathery, lanceolate to oblong, 5-12 cm long, 1.5-5 cm wide, short pointed or short acuminate at the top, narrowly wedge-shaped at the base, shiny and transparent oil spots on the top, sparse underneath It is pubescent; the petiole is stout, about 1 cm long. 
Flowers open in spring, solitary leaf axils, perianth fleshy; sepals 3, yellow-green; petals 6-9, arranged in 2 to 3 rounds, pale pink or dark red, broad oval or oblong; stamens 11-20 Pieces, arranged in 2 to 3 rounds; carpels 8-9 pieces, separated, short style, thick base, small stigma. The aggregate fruits are arranged in a star shape, 2.5 to 3.5 cm in diameter, and the mature carpel is reddish brown. The seeds are oblate, brown and shiny. Flowering twice a year. The spring fruit harvest period is from January to February, and the autumn fruit period is from August to September. Autumn fruit is the main one. The main use of anise oil in the perfume industry is to isolate anisole and use it as the starting material for the preparation of anisaldehyde, anisol, anisic acid (p-methoxybenzoic acid) and their esters. It is also used for flavoring edible flavors and toothpaste, tooth powder and alcohol, candies, beverages and tobacco, and a small amount is used in daily flavors. Anise fruit is also a commonly used seasoning spice, which has the effects of appetizing, lowering the qi, warming the kidneys and dispelling cold in medicine. 
Fennel oil is the main raw material for the synthesis of the negative hormone hexestrol in medicine.