(±)-1,3-Butanediol
Molecular Structure:
MDL:
MFCD00004554
Molecular Formula:
C4H10O2; CH3CH(OH)CH2CH2OH
Molecular Weight:
90.12
Alias:
1,3-二羥基丁烷,(±)-1,3-丁二醇,間丁二醇
1,3-Butylene glycol
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
(±)-1,3-Butanediol |
98% |
500ml |
RMB 60.5 |
Consulting service |
(±)-1,3-Butanediol |
分析標準品 |
250mg |
RMB 440 |
Consulting service |
(±)-1,3-Butanediol |
99% |
500ml |
RMB 94.6 |
Consulting service |
(±)-1,3-Butanediol |
99% |
2.5L |
RMB 363 |
Consulting service |
Character:
無色粘稠液體。表面張力(25℃)37.8mN、m,閃點121℃。溶于水、丙酮、甲基·乙基(甲)酮、乙醇、鄰苯二甲酸二丁酯、蓖麻油,幾乎不溶于脂肪族烴、苯、甲苯、四氯化碳、乙醇胺類、礦物油、亞麻子油。熱時能溶解尼龍,也能部分溶解蟲膠和松脂。因沸點較高,常壓下蒸餾時易受空氣氧化,故宜在減壓下蒸餾。無臭,略有苦甜味。吸濕性強,可吸收相當于本身重量12.5%的水分(相對濕度為50%時),甚至38.5%的水分(相對濕度為80%時)。
熔點:-54℃
沸點:203-204℃
密度:1.0043
折射率n20/D:1.4385-1.4405
閃點:121℃
Quality Standard:
外觀Appearance 無色液體
純度Purity >99.0% (GC)
比重Specific gravity (20/20°C) 1.0040-1.0070
折光率Refractive index n20/D 1.4385 - 1.4405
色度Color scale <10 APHA
紅外光譜鑒別Infrared spectrometry 和對照品匹配
水分Water <0.2 %
Storage:
用途 1,3-丁二醇具有二元醇的反應性、無臭、低毒、水溶性好等特點,主要用于有機合成,是聚酯樹酯、醇酸樹脂的原料,增塑劑的原料,聚氨酯涂料的原料,濕潤劑和柔軟劑,醫(yī)藥、染料的中間體。
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