Results 71 to 80 of about 772,115 (129)

一种香兰素合成的方法

open access: yes, 2011
一种香兰素合成的方法,采用压力反应釜进行物料热预处理,然后将物料注入环管式淤浆反应器中进行香兰素合成的氧化反应,以4-甲基-2-甲氧基苯酚为原料、乙二醇单甲醚或乙二醇单乙醚为溶剂、氧气为氧化剂,通过间歇通入氧气的方式使合成香兰素的氧化反应进行;原料4-甲基-2-甲氧基苯酚的转化率达到99%以上,香兰素选择性达到93%以上、分离收率82%左右。通过在环管式淤浆反应器中进行的氧化试验表明,在该反应器中能够顺利地进行4-甲基-2-甲氧基苯酚在较温和条件下的氧化反应合成香兰素 ...
刘衡, 阎圣刚, 余正坤
core  

[Expert consensus on the clinical treatment of burn patients complicated with Coronavirus infection (2023 version)]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi, 2023
Chinese Burn Association   +2 more
europepmc   +1 more source

贺州厦良村点灯寨考察报告

open access: yes, 2000
贺州厦良村点灯寨寨名源于一个美丽的神话。最先到点灯寨定居的是何氏 ,至今已1 6代了 ;随后而来的是梁氏和侯氏 ,以上均为“本地人”。此后又有黄姓客家人从福建迁入。点灯寨的族群关系和谐 ...
徐桂兰
core  

[Expert recommendations on hepatitis A vaccination for adults]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi, 2023
China Foundation for Hepatitis Prevention and Control.
europepmc   +1 more source

Programa ViveLectura No. 16 , Tour de Francia literario, invitada Laura Victoria Martínez

open access: yes, 2018
El programa está dedicado a el Tour de Francia literario con el acompañamiento de Laura Victoria Martínez. El programa está acompañado de las siguientes piezas musicales: Suis-moi - Interprete Hans Zimmer, Camille / 贤良 (Able and Virtuous) - Interprete 苏阳
Ricaurte López, Orlando   +2 more
core  

[Chinese expert consensus on the clinical interpretation of donor-specific anti-HLA antibody test results in HLA-mismatched hematopoietic stem cell transplantation (2025)]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Hematopoietic Stem Cell Application Group   +2 more
europepmc   +1 more source

[Chinese expert consensus of the allogeneic hematopoietic stem cell transplantation for pediatric acute myeloid leukemia (not APL) (2022)]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi, 2022
Stem Cell Application Group   +4 more
europepmc   +1 more source

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