在10-樟脑磺酸(CSA)存在下,通过与2,3-二醇反应,2-溴-1,1-二甲氧基乙烷(溴乙醛二甲基乙缩醛)可用于合成2,3-O-10-乙缩醛。 2-Bromo-1,1-dimethoxyethane (Bromoacetaldehyde dimethyl acetal) was used in the synthesis of 2,3-O-acetal via reaction with 2,3-diol in the presence of 10-camphorsulphonic acid (CSA). 2-bromo-1,1-dimethoxyethane was used to react with 4-hydroxylbenzaldehyde, and finally aldehyde substituted prodrug was generated by TFA-mediated deacetalization.
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Bromoacetaldehyde dimethyl acetal
Dangerous GoodsCAS number:7252-83-7 molecular formula:C4H9BrO2
overview
compound introduction
Specs
| Chinese alias | 溴代乙醛缩二甲醇 | 2,2-二甲氧基溴乙烷 (含稳定剂碳酸钾) | 2-溴-1,1-二甲氧基乙烷 (含稳定剂碳酸钾) | ||
| English alias | 2-Bromo-1,1-dimethoxyethane, 97% | EINECS 230-669-6 | bromoacetaldehyde-dimethylacetal | AC-2029 | FT-0625125 | Q-101943 | 2-bromoacetaldehyde-dimethylacetal | InChI=1/C4H9BrO2/c1-6-4(3-5)7-2/h4H,3H2,1-2H3 | SCHEMBL136821 | 2-bromo-1, 1bis(methyloxy)ethan | ||
| CAS number | 7252-83-7 | molecular formula | C4H9BrO2 |
| molecular weight | 169.02 g/mol | Exact mass | 含0.2 % 碳酸钾稳定剂, 97% |
| PSA | 18.500 Ų | logp | 0.900 |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram:
GHS06 , GHS07 , GHS02
Signal word:
Danger
Hazard Statement:
H315: 引起皮肤刺激 H319: 引起严重眼睛刺激 H335: 可能引起呼吸道刺激 H301: 吞咽会中毒 H226: 易燃液体和蒸气 H330: 吸入致命
Statement of Preventive Measures:
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P305+P351+P338: 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P370+P378: 火灾时:使用干砂、干粉或抗醇泡沫灭火。 P210: 远离热源,热表面,火花,明火和其他点火源。 - 禁止抽烟。 P302+P352: 如皮肤沾染:用水充分清洗。 P321: 特殊处理(请参阅此标签上的...)。 P405: 密闭存放 P501: 将内容物/
WGK Germany:
3
Personal protective equipment:
Eyeshields,Faceshields,full-face respirator (US),Gloves,multi-purpose combination respirator cartridge (US),type ABEK (EN14387) respirator filter
UN Number:
1993
Production methods and uses
No production method and use information yet
Related
upstream information
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downstream information
No downstream information yet
MSDS
Found 1 shareMSDS
7252-83-7 | 2-Bromo-1,1-dimethoxyethane.pdf





