
产品详情;
CasNo: 93905-03-4
分子式: C8H12N2O
外观: powder
交货时间: In stock
生产能力: 10000|Gram|Day
技术指标: 99%
Chemical Properties | 2-Methoxy-3(5 and 6)-isopropylpyrazine has an earthy, bell pepper, raw potato, galbanum aroma. |
Occurrence | Reported found in asparagus, cabbage, peas, carrot, cucumber, lettuce, onion, potato, bell pepper, tomato, ginger, white wine, coffee, peanut, beans, beetroot, parsnip root and dill herb. |
Preparation | (a) From 2-hydroxy-3-propylpyrazine by ethylation with diazomethane; the 2-hydroxy-3-propylpyrazine is pre pared by condensing norvaline amide hydrochloride with glyxoal (a + b + c). A mixture can be obtained by methoxylation of isopropylchloropyrazine. |
Aroma threshold values | Detection: 0.002 to 10 ppb. |
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