CAS 621-91-0; 对二苄氧基苯; 1,4-dibenzyloxybenzene

CAS:

621-91-0

分子式:

C20H18O2

分子量:

290.36

熔点:

128 °C

中文名称:

对二苄氧基苯

对苯二酚二苄醚

防老剂DBH

氢醌二苄醚

二苯甲氧基苯

1,4-二苄氧基苯

对二羟基苯二苄醚

英文名称:

1,4-dibenzyloxybenzene

p-Dibenzyloxybenzene

Hydroquinonedibenzyl ether

p-Dihydroxyben-zenedibenzyl ether

性质描述:

银白色片状结晶。熔点130℃。微溶于水、丙酮、醚，溶于热醇、苯、氯苯。

生产方法:

由对苯二酚与氯化苄反应而得。原料消耗(kg/t)对苯二酚 420氯化苄（>95%） 1140

用途:

该品是中等强度的橡胶防老剂，不变色，不污染，在长期日光曝晒下不变色。在乳胶工业中有一定使用价值。适用于乳胶、海绵橡胶制品及浅色橡胶制品。

推荐供应商

货号

品牌

产品名称

规格

包装、参考价格

详情

D860113

MACKLIN

1,4-二苄氧基苯

98%

48元/1g; 106元/5g; 428元/25g;

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储存：室温,干燥
状态：白色固体

D0159

TCI

1,4-Dibenzyloxybenzene

>98.0%(GC)

320元/5G; 1320元/25G;

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基本信息

纯度/分析方法	>98.0%(GC)
分子式/分子量	C₂₀H₁₈O₂ = 290.36
外观与形状(20℃)	固体
Reaxys-RN	2058196
PubChem物质ID	87566886
SDBS (AIST Spectral DB)	24697
MDL编号	MFCD00016875

技术规格

Appearance	White to Light yellow powder to crystal
Purity(GC)	min. 98.0 %
Melting point	127.0 to 131.0 ℃

物性(参考值)

熔点

128 ℃

371235

J&K

1,4-Dibenzyloxybenzene

98%

248元/5G; 904元/25G;

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基本信息

分子式	C₂₀H₁₈O₂
分子量	290.36
熔点	127-131
MDL编码	MFCD00016875
Beilstein	2058196
EINECS 编号	210-714-6

安全信息

防范说明	P262
TSCA	否

320005

Fluorochem

1,4-Bis(benzyloxy)benzene

95%

462元/1g; 902元/5g; 2970元/25g;

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基本信息

CAS Number	621-91-0
MDL Number	MFCD00016875
Melting Point	128℃

安全信息

图形或危害标志
危险性说明	H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing . P264: Wash hands thoroughly after handling. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see relevant procedures. on this label). P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .