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丙酮醇

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The results showed that Kaidimycin was chemically neutral, macrocylic polylactones, stable and liable to dissolve into water and pyridine, slight to dissolve into methanol, ethanol and N-butanol, difficult to dissolve into ethyl acetate, acetone, benzene and chloroform. Chemical reaction of functional group of Kaidimycin showed that it had glycoside, amino acid and aldehyde, no reducing sugar, polypeptide and phenol.

凯地菌素属中等极性的、中性抗生素,极性纸层析结果与多烯类抗生素的纸层析结果相似:易溶于水、吡啶,微溶于甲醇、乙醇、正丁醇,不溶于乙酸乙酯、丙酮、苯、三氯化碳;对高温、光照和紫外处理有很好的稳定性;官能团反应试验结果发现,凯地菌素可能含有糖苷键、氨基酸伯氨基和醛基,不含有还原糖、多肽和酚基,高锰酸钾、浓硫酸反应与多烯大环内酯类抗生素的特性相似;并且依据纯品,采用生物法和分光光度法对摇床发酵液进行了效价的测定。

Aluminum ; Acetone ; 2; 15-Hexadecanedion ; Computer simulation ; Aldol condensation

氧化铝;丙酮; 2; 15-十六烷二酮;计算机模拟;醛醇缩合

Naphthalenesulfonic acid, 3-hydroxy-4-[(1-hydroxy-2-naphthalenyl)azo]-, monosodium salt;3-hydroxy-4-(1-hydroxy-2-naphthalenylazo-1-naphthalenesulfonic aci monos;3-hydroxy-4-[(1-hydroxy-2-naphthalenyl)azo]-1-naphthalenesulfonic aci monos;alizarine blue black ocbn;alizarine blue black ocgn;alizarine blue black ocgp;alizarine blue ocb;azochromol blue black eb

性状描述:棕黑色粉末。溶于丙酮,不溶于甲苯,醇溶液为樱桃红色。水溶液热时为紫黑色,加盐酸后初为红棕色,而后沉淀呈棕黑色;加氢氧化钠为深蓝色,而后为樱桃红。硫酸溶液为深蓝色,用水稀释析出紫黑色沉淀。

Simultaneously, the activity and coding gene expression of ribulose 1, 5-bisphosphate carboxylase, phosphoenolpyruvate carboxylase, and glycollic oxidase all decrease in two rice accessions under low potassium supply while significant decrease in non-allelopathic rice "Lemont".

水稻光合作用相关酶的分析结果表明,低钾条件下核酮糖-1,5-二磷酸羧化酶、磷酸烯醇式丙酮酸羧化酶和乙醇酸氧化酶的活性及其基因表达强度均降低,但化感水稻&PI312777&的下降幅度显著小于非化感水稻&Lemont&。

Light oil 2,000 yuan / ton; ferrocene 20000 yuan / ton; DME 2,500 yuan / ton; Light EPA [density 0.60-0.63] 2,000 yuan / ton; sodium bicarbonate 2600 yuan / ton; Mercaptans 3,000 / ton; xylene 3,500 yuan / ton; potassium permanganate 5,000 yuan / ton; petroleum ether 3,000 yuan / ton; naphtha 2900 yuan / ton; butane 2,000 yuan / ton; acetone 4400 yuan / t; hydroquinone 15,000 yuan / ton.

轻质油2000元/吨;二茂铁20000元/吨;二甲醚2500元/吨;轻烃碳五[密度0.60-0.63]2000元/吨;碳酸氢钠2600元/吨;硫醇3000元/吨;二甲苯3500元/吨;高锰酸钾5000元/吨;石油醚3000元/吨;石脑油2900元/吨;丁烷2000元/吨;丙酮4400元/吨;对苯二酚15000元/吨。

Light oil 2,000 yuan / ton; ferrocene 28000 yuan / ton; DME 3,000 / ton; sodium hydroxide 2600 yuan / ton; Mercaptans 18,000 yuan / ton; Flavor 36,000 yuan / ton; Light EPA [density 0.60-0.63] 2,500 yuan / ton; sodium carbonate 1,000 yuan / ton; hydrogen peroxide 1,000 yuan / ton; xylene 4200 yuan / ton; potassium permanganate 5800 yuan / ton; petroleum ether 3,500 yuan / ton; naphtha 2900 yuan / ton; ethanol 2800 yuan / ton; dry gas 4100 yuan / ton; butane 2,500 yuan / ton; acetone 4400 yuan / ton; hydroquinone 18,000 yuan / ton; natural gas (6 gauge) 3850 yuan / ton; gasoline 97 # 3,500 yuan / ton; gasoline 93 # 3,100 yuan / ton; gasoline 90 # 2900 yuan / ton; diesel 0 # 3200 yuan / ton;-10 # diesel 3,500 yuan / ton .

轻质油2000元/吨;二茂铁28000元/吨;二甲醚3000元/吨;氢氧化钠2600元/吨;硫醇18000元/吨;香精36000元/吨;轻烃碳五[密度0.60-0.63]2500元/吨;碳酸钠1000元/吨;双氧水1000元/吨;二甲苯4200元/吨;高锰酸钾5800元/吨;石油醚3500元/吨;石脑油2900元/吨;乙醇2800元/吨;干气4100元/吨;丁烷2500元/吨;丙酮4400元/吨;对苯二酚18000元/吨;天然液化气(6个压)3850元/吨;汽油97#3500元/吨;汽油93#3100元/吨;汽油90#2900元/吨;柴油0#3200元/吨;柴油-10#3500元/吨。

Production sites: 50 ㎡-200 ㎡. For another: light oil 2,000 yuan / ton; ferrocene 20,000 / ton; DME 2,500 yuan / ton; Light EPA [0.60-0.63 density] of 2,000 yuan / ton; sodium hydroxide 2600 yuan / ton; Mercaptans 18,000 yuan / ton; xylene 4200 yuan / ton; potassium permanganate 5,000 yuan / ton; petroleum ether 3,500 yuan / ton; naphtha 2900 yuan / ton; butane 2,000 yuan / ton; acetone 4400 yuan / t; hydroquinone 18,000 yuan / ton.

生产场地:50 ㎡-200 ㎡。另供:轻质油2000元/吨;二茂铁20000元/吨;二甲醚2500元/吨;轻烃碳五[密度0.60-0.63]2000元/吨;氢氧化钠2600元/吨;硫醇18000元/吨;二甲苯4200元/吨;高锰酸钾5000元/吨;石油醚3500元/吨;石脑油2900元/吨;丁烷2000元/吨;丙酮4400元/吨;对苯二酚18000元/吨。

TpRu(PPh3)(CH3CN)2PF6 (10mol%) catalyst effected the nucleophilic addition of water,alcohols,aniline, acetylacetone, pyrroles, and dimethyl malonate to unfunctionalized enediynes under suitable conditions (100 °C, 12 24 h) and gave functionalized benzene products in good yields.

TpRu 2PF6 ( 10mol %)催化剂的影响的亲核加成的水,醇,苯胺,丙酮,吡咯和二甲基丙二酸对unfunctionalized enediynes适当的条件下( 100 ℃, 12日24小时),并官能苯产品良好的收益。

It is easy to absorb the moisture, and can be soluble by absorbing the water in the air. The water-free Zinc Chlorideis easily soluble in water. It is soluble in ethanol ,acetone and

易吸潮,能自空气中吸收水分而溶化,氯化锌水合物有1、2、3、4个结晶水,无水氯化锌极易溶于水中,能溶于乙醇、丙酮和丙三醇中,具有腐蚀性,并具有使纤维素润胀的性质,有毒性,灼热时,有浓厚白烟生成。

Bacterial enolpyruvyl transferase is one of the key enzymes acting in the initial stage of peptidoglycan synthesis of bacterial cell walls.

肽聚糖是细菌细胞壁的重要成分,烯醇式丙酮酸转移酶是调节肽聚糖合成初始阶段的关键酶。

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

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双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。