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Pau nā mea e pono aiʻoe eʻike e pili ana i nā pūhui spiro

Pau nā mea e pono aiʻoe eʻike e pili ana i nā pūhui spiro

ʻO kahi hui punaha he mea hoʻokomoʻia i loko o ia mau mea e hoʻohuiʻia aiʻelua mau mīkini uila e kahi hoʻokahi. Ma keʻano, hiki keʻano likeʻoleʻole nā ​​hanana o nā apo aiʻole keʻano likeʻole, aʻo ka'umena e pili ana i nā apoʻelua he mea spiroomoma (spiral spiral),ʻo ia hoʻi he carbon grade 4 (ʻikeʻia hoʻi he carbon carbon) ʻo ia hoʻi he kānikoni, phosphorus, a arsenic paha

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2-Chloro-5-methylpyrimidine: CAS (Chemical Abstracts Services) Nānā Puke 22536-61-4

2-Chloro-5-methylpyrimidine: CAS (Chemical Abstracts Services) Nānā Puke 22536-61-4

2- Chloro-5 methylpyrimidine he'ōmaʻomaʻo'ōmaʻomaʻo'ōmaʻomaʻa'ōmaʻomaʻa'ōmaʻomaʻo i ka lumi mahana. E wehewehe kekahi i ke aka o ke aka ma waho o ke keʻokeʻo. ʻAʻole ia heʻala a he kaumaha kinikona o 128.56 grams no ka mole. Ua kapaʻia konaʻano kumuhanaʻeleʻeleʻo C5H5CIN2 a me ka Molecular Māmā - Hoʻomohala Kōnae Keʻena (SMILES) e like me CC1 = CN = C (CL) N = C1. He pae hoʻoheheʻe ka pūpū e kū nei ma waena o 89-92 degrees centigrade, a me ka pehi paila o 239

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Zhaosen Zeng Ph.D. moʻomōʻali

Zhaosen Zeng Ph.D. moʻomōʻali

Nā kūkamai maikaʻi i ka moku'āina o keʻano o ka hoʻohālikelike o nā mele heterocyclic. ʻO ka ikaika i ka hoʻohanaʻana i nā kohu a me ke akamai i ka lima o ka synthesis o benzonitrile, phenol, naphthol, coumarin, thiocoumarin, quinoline, quinozoline, pyrimidine, pyridine, indole, kahizole, Imidazole a me benzimidazole i hoʻohuiʻia heterocycles.

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Yonghong Liang Ph.D. Moʻomōʻali

Yonghong Liang Ph.D. Moʻomōʻali

ʻO ke Komikumu Hui, kaʻoihana alakaʻi nui o ka hui; Loaʻaʻia ka PhD mai ke kulaʻo Fudan i loko o ka hoʻomehanaʻenehana. ʻOi aku ma mua oʻeiwa mau makahiki o ka hoʻonaʻauao ma ka māmā'eneke a me ka hōʻailona hoʻohālikelike; aneane 10 mau pepa noiʻi i paʻiʻia ma nā puke pai puke, me nāʻelima mau huahana China.

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