2,2-二甲基-3-羟基丙醛 二聚体
2,2-Dimethyl-3-hydroxypropioaldehyde
CAS: 597-31-9
Molecular Formula: C5H10O2
2,2-二甲基-3-羟基丙醛 二聚体 - Names and Identifiers
2,2-二甲基-3-羟基丙醛 二聚体 - Physico-chemical Properties
| Molecular Formula | C5H10O2 |
| Molar Mass | 102.13 |
| Density | 0.9571 (rough estimate) |
| Melting Point | 30-33 °C |
| Boling Point | 131.45°C (rough estimate) |
| Flash Point | 60.3°C |
| Solubility | Chloroform (Slightly), DMSO, Methanol (Slightly), Water (Slightly) |
| Vapor Presure | 0.0632mmHg at 25°C |
| Appearance | Solid |
| Color | White to Off-White |
| pKa | 14.25±0.10(Predicted) |
| Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
| Refractive Index | 1.5000 (estimate) |
| Physical and Chemical Properties | Needle-like crystals. Melting point 89-90 ℃, boiling point 172-173 ℃(99.6kPa, decomposition),67-69 ℃(1.87kPa). |
2,2-二甲基-3-羟基丙醛 二聚体 - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| purpose | This product is an intermediate of vitamin calcium pantothenate. It can also be used in other organic synthesis. |
| production method | from isobutyraldehyde by hydroxymethylation. Another production method is to add anhydrous potassium carbonate into formaldehyde, Dropwise adding isobutyraldehyde at 14-20 ° C., adding, heat preservation for 3H. The product was allowed to stand, and the oily substance in the upper layer was separated. |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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View History
2,2-二甲基-3-羟基丙醛 二聚体
NHPI-一聚乙二醇-C2-琥珀酰亚胺酯
2-乙炔基-5-氟嘧啶
二氢黄连素
COPPER-ZINC COUPLE
2,5-Pyrazinedicarboxilic acid dihydrate
GINGER ESSENTIAL OIL
5-氨基吡嗪-2-羧酸甲酯盐酸盐
依立雄胺(爱普列特)
2 -苯乙基 β-D -半乳糖苷
NHPI-一聚乙二醇-C2-琥珀酰亚胺酯
2-乙炔基-5-氟嘧啶
二氢黄连素
COPPER-ZINC COUPLE
2,5-Pyrazinedicarboxilic acid dihydrate
GINGER ESSENTIAL OIL
5-氨基吡嗪-2-羧酸甲酯盐酸盐
依立雄胺(爱普列特)
2 -苯乙基 β-D -半乳糖苷