溶于水、乙醇、乙醚。微溶于乙酸、苯和氯仿，具有溶解性，水中溶解度:1000 g/L (20°C)。 Cyanoacetic acid can be used as a reagent: · Along with acetic anhydride for cyanoacetylation of various pyrroles, indoles, and aniline derivatives. It can also be used in other reactions such as cyclizations, syntheses of coumarins and other heterocycles. · To prepare of key intermediate via Knoevenagel condensation in the total synthesis of 5-acetamido-substituted melatonin derivatives as MT3 receptor ligands. · In the synthesis of aminopyrrolinone derivatives by reacting Ugi adducts of cyanoacetic acid and aromatic aldehydes 应用： 氰基乙酸可用作以下反应的试剂： 与乙酸酐一起用于各种吡咯、吲哚和苯胺衍生物的氰基乙酰化（cyanoacetylation）。它也可用于环化、香豆素和其他杂环的合成等其他反应中 。通过Knoevenagel缩合反应制备可作为MT3受体配体的5-乙酰氨基取代褪黑素衍生物的全合成过程的关键中间体。 通过Ugi加成物与氰基乙酸和芳香醛反应合成氨基吡咯啉酮（aminopyrrolinone ）衍生物。 Cyanoacetic acid can be used as a reagent: · Along with acetic anhydride for cyanoacetylation of various pyrroles, indoles, and aniline derivatives. It can also be used in other reactions such as cyclizations, syntheses of coumarins and other heterocycles. · To prepare of key intermediate via Knoevenagel condensation in the total synthesis of 5-acetamido-substituted melatonin derivatives as MT3 receptor ligands. · In the synthesis of aminopyrrolinone derivatives by reacting Ugi adducts of cyanoacetic acid and aromatic aldehydes
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Cyanoacetic acid
Dangerous GoodsCAS number：372-09-8 molecular formula：C3H3NO2
overview
compound introduction
Specs
| Chinese alias | 氰基醋酸 | 氰基乙酸 | ||
| English alias | alpha cyanoacetic acid | cyanoethanoic acid | Monocyanoacetic acid | cyano acetic acid | CYANOACETIC ACID [MI] | Acetic acid, cyano- | CAS-372-09-8 | EINECS 206-743-9 | 4-02-00-01888 (Beilstein Handbook Reference) | Z104476112 | BRN 0506325 | Cyanessigsae | ||
| CAS number | 372-09-8 | molecular formula | C3H3NO2 |
| molecular weight | 85.06 g/mol | Exact mass | ≥98% |
| PSA | 61.100 Ų | logp | -0.800 |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram：
GHS05 , GHS07
Signal word：
Danger
Hazard Statement：
H314: 造成严重的皮肤灼伤和眼睛损伤 H412: 对水生生物有害并具有长期持续影响 H302: 吞食有害 H318: 造成严重的眼睛损伤 H332: 吸入有害 H302+H332: 吞咽或吸入有害。
Statement of Preventive Measures：
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P273: 避免释放到环境中。 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P321: 特殊处理（请参阅此标签上的...）。 P405: 密闭存放 P501: 将内容物/容器处理到。。。 P264: 处理后要彻底洗手。 P260: 不要吸入灰尘/烟雾/气体/雾/蒸汽/喷雾。 P271: 仅在室外或通风良好的地方使用。 P270: 使用本产品时，请勿进食、饮水或吸烟。 P301+P330+P331: 如误吞咽：漱口。不要诱导呕吐。 P30
WGK Germany：
2
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
RTECS：
AG3675000
UN Number：
1759
General hazardous chemicals：
一般危化品
Packing Group：
Ⅰ
Production methods and uses
No production method and use information yet
Related
upstream information
No upstream information yet
downstream information
No downstream information yet
MSDS
Found 1 shareMSDS
372-09-8 | cyanoacetic acid | cyanoacetic acid
