D-Panthenol
Molecular Structure:
MDL:
MFCD00065006
Molecular Formula:
C9H19NO4
Molecular Weight:
205.25
Alias:
右旋泛醇,(R-)2,4-二羥基-N-(3-羥基丙基)-3,3-二甲基丁酰胺,D-(+)-2,4-二羥基-N-(3-羥丙基)-3,3-二甲基丁酰胺
(R)-2,4-Dihydroxy-N-(3-hydroxypropyl)-3,3-dimethylbutyramide
(R)-3-(2,4-Dihydroxy-3,3-dimethylbutyramido)-1-propanol
(R)-2,4-Dihydroxy-3,3-dimethylbutyric 3-hydroxypropylamide
D-Pantothenyl alcohol
Dexpanthenol
Provitamin B
Product order:
| Name |
Specifications |
Packing |
Price |
Delivery |
| D-Panthenol |
98% |
500g |
RMB 328.9 |
|
| D-Panthenol |
98% |
100g |
RMB 121 |
|
| D-Panthenol |
分析標(biāo)準(zhǔn)品 |
500mg |
RMB 1208.9 |
Consulting service |
Character:
在水溶液中較穩(wěn)定,但長時(shí)間加熱引起外消旋作用。溶于水,乙醇,甲醇,氯仿,微溶于乙醚。不溶于脂肪和油。
密度:1.20
沸點(diǎn):118-120℃(2.7 mmHg)
折光率nD20:1.495-1.502
[α]20D: 31 ° (C=5, H2O)
Quality Standard:
外觀Appearance 無色至微黃色透明或粘稠的液體或半固體
紅外光譜鑒別Infrared spectrometry 和對(duì)照品匹配
純度Purity ≥98.0% (滴定)
水溶解試驗(yàn)Solubility in Water 溶液透明
折光率Refractive index n20/D 1.495 - 1.502
水分Water <1 % (K.F.)
重金屬Heavy metals (as Pb) <20 ppm
硫酸鹽灰分Sulfated ash <0.1 %
比旋光度Specific rotation [a]20/D +29.0 to +31.5 °(C=5, H2O)
Storage:
密封保存
用途 是維生素B5的前體。
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