日本永久精品视频在线观看_99国产乱高清成免费视频_不卡的av在线系列_日本爱爱视频未删减版

簡體中文版          English

產(chǎn)品目錄

搜索

聯(lián)系華人

常州市華人化工有限公司 
江蘇省常州市新北區(qū)春江鎮(zhèn)(濱江經(jīng)濟開發(fā)區(qū))濱江一路1號
聯(lián)系人
曹先生
   電話:0519-88170087 13915040643
   郵箱:info@huarenchem.com
周小姐
   電話:0519-88103998 13646148298
   郵箱:amy.zhou@huarenchem.com
余小姐
   電話:0519-88100916 13775081323
   郵箱:ylp@huarenpharm.com
傳真 0519-88104456

產(chǎn)品 | Chiral Compounds

  產(chǎn)品名稱    (R)-(-)-1-Amino-2-propanol
  CAS#    2799-16-8
  Synonyms    (R)-(-)-Isopropanolamine
  中文名    (R)-(-)-1-氨基-2-丙醇; 左旋異丙醇胺
  Molecular Formula    C3H9NO

Description

Appearance pale yellow to colorless transparent liquid or solid
Other Notes Used for the preparation of chiral enamines; Synthesis of 2-methylaziridine; Use as chiral ligand

Properties

vapor density 2.6 (vs air)
vapor pressure <1 mmHg ( 20 °C)
grade purum
assay ≥97.0% (sum of enantiomers, GC)
optical activity [α]/D −23.5±2°, c = 1% in methanol
autoignition temp. 635 °F
total impurities ≤1% water
refractive index n20/D 1.448
  n20/D 1.4482(lit.)
bp 160 °C(lit.)
mp 24-26 °C(lit.)
density 0.954 g/mL at 25 °C(lit.)
storage temp. 2-8°C

Safety

Signal word Danger
Hazard statements H314
Precautionary statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Hazard Codes C
Risk Statements 34
Safety Statements 23-26-36-45
RIDADR UN 3259 8/PG 2
WGK Germany 1
Flash Point(F) 159.8 °F
Flash Point(C) 71 °C

  備注 所列產(chǎn)品涉及現(xiàn)有專利的,只是用于實驗室分析和研發(fā),不提供在專利國的商業(yè)化銷售,如構成專利侵權,由買方負責!