(±)-1,3-Butanediol
Molecular Structure:
MDL:
MFCD00004554
Molecular Formula:
C4H10O2; CH3CH(OH)CH2CH2OH
Molecular Weight:
90.12
Alias:
1,3-二羟基丁烷,(±)-1,3-丁二醇,间丁二醇
1,3-Butylene glycol
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
(±)-1,3-Butanediol |
98% |
500ml |
RMB 60.5 |
Consulting service |
(±)-1,3-Butanediol |
分析标准品 |
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:
无色粘稠液体。表面张力(25℃)37.8mN、m,闪点121℃。溶于水、丙酮、甲基·乙基(甲)酮、乙醇、邻苯二甲酸二丁酯、蓖麻油,几乎不溶于脂肪族烃、苯、甲苯、四氯化碳、乙醇胺类、矿物油、亚麻子油。热时能溶解尼龙,也能部分溶解虫胶和松脂。因沸点较高,常压下蒸馏时易受空气氧化,故宜在减压下蒸馏。无臭,略有苦甜味。吸湿性强,可吸收相当于本身重量12.5%的水分(相对湿度为50%时),甚至38.5%的水分(相对湿度为80%时)。
熔点:-54℃
沸点:203-204℃
密度:1.0043
折射率n20/D:1.4385-1.4405
闪点:121℃
Quality Standard:
外观Appearance 无色液体
纯度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
红外光谱鉴别Infrared spectrometry 和对照品匹配
水分Water <0.2 %
Storage:
用途 1,3-丁二醇具有二元醇的反应性、无臭、低毒、水溶性好等特点,主要用于有机合成,是聚酯树酯、醇酸树脂的原料,增塑剂的原料,聚氨酯涂料的原料,湿润剂和柔软剂,医药、染料的中间体。
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