三聚氰酸 CP，98%
Tricyanic acid
品牌：桔子
产品编号：S30463
CAS号：108-80-5
分子式：C3H3N3O3
分子量：129.07
MDL：MFCD00082990
| 产品名称 : | 三聚氰酸 |
|---|---|
| 英文名称 : | Tricyanic acid |
| 参考名称 : | 1,3,5-三嗪-2,4,6-三酮 |
| 参考英文名称 : | 1,3,5-Triazinane-2,4,6-trione |
| CAS号 : | 108-80-5 |
| 分子式 : | C3H3N3O3 |
| 分子量 : | 129.07 |
| SMILES : | O=C(NC(N1)=O)NC1=O |
| MDL NO : | MFCD00082990 |
| PubChem CID : | 7956 |
| InChIKey : | ZFSLODLOARCGLH-UHFFFAOYSA-N |
| 储存条件 : | RT&&2-8℃ |
实验性质
| 外观 / 形态 : | Crystals. (NTP, 1992)；Dry Powder; Large Crystals; Liquid; Dry Powder; Other Solid; Large Crystals; Dry Powder; Wet Solid; CBI；ODOURLESS WHITE HYGROSCOPIC CRYSTALLINE POWDER.；Solid；White, odorless solid; [Hawley] Hygroscopic; [CHEMINFO] Off-white powder; [MSDSonline] |
|---|---|
| 颜色 / 形态 : | White crystalline solid；CRYSTALLINE POWDER |
| 熔点 : | 360 °C；greater than 680 °F (DEC.) (NTP, 1992) |
| 沸点 : | DECOMPOSES (NTP, 1992)；Sublimes and dissociates to isocyanuric acid at higher />330 °C/ temperatures |
| 密度 : | 1.75 @25 °C；1.75 deg 25 °C/4 °C 9 (anhydride); 1.66 at 25 °C/4 °C (dihydrate)；2.5 at 68 °F (NTP, 1992) - Denser than water; will sink；2.5 g/cm³ |
| 溶解性 : | Slightly soluble in common organic solvents such as acetone, benzene, diethyl ether, ethanol, hexane. Solubility (%): dimethylformamide 7.2; diemthyl sulfoxide 17.4.；Soluble in hot alcohols, pyridine, concentrated HCL without decomposition; in aqueous solutions of NaOH and KOH. Insoluble in cold methanol, ether acetone, benzene chloroform.；Solubility in 96% H2SO4 (25 °C): 14.1%；Solubility in water (%): 0.2 at 25 °C; 2.6 at 90 °C; 10.0 at 150 °C；For more Solubility (Complete) data for CYANURIC ACID (6 total), please visit the HSDB record page. |
| 蒸气压 : | 0.00000003 [mmHg]；Vapor pressure, Pa at 25 °C: |
| 解离常数 pKa : | pKa1 = 6.88; pKa2 = 11.40; pKa3 = 13.5 |
| 热分解说明 : | >320 °C. This produces toxic fumes including nitrogen oxides and isocyanic acid. Reacts with chlorine. This generates explosion hazard.；The substance decomposes on heating above 320-350 °C producing (highly) toxic fumes including nitrogen oxides and cyanic acid. |
| 气味 : | Odorless |
| pH : | pH of saturated aqueous solution @ room temperature = 4.8 |
| LogP : | -0.47 |
计算性质
| LogP : | -1.2 |
|---|---|
| 极性表面积 (TPSA) : | 87.3 Ų |
| 氢键供体数 : | 3 |
| 氢键受体数 : | 3 |
| 可旋转键数 : | 0 |
| 精确质量 : | 129.01744097 Da |
| 重原子数 : | 9 |
| 分子复杂度 : | 135 |
资料来源：三聚氰酸产品资料页；来源页标注 PubChem CID 7956，资料日期 2026-10-11。
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