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CAS: 52709-84-9
分子式: C21H25N
分子量: 291.43
中文名称: 
液晶8-CB
4-辛基-4'-氰基联苯
4'-辛基-(1,1'-联苯)-4-腈
液晶8-CB
英文名称: 
(1,1'-Biphenyl)-4-carbonitrile,4'-octyl-
4-cyano-4'-octylbiphenyl
4-cyano-4-octylbiphenyl
CB8
K24
biphenyl,4-cyano-4'-octyl-
4-cyano-4'-octyl-1,1'-biphenyl
4-Octyl-4'-cyanobiphenyl
1'-Biphenyl)-4-carbonitrile, 4'-octyl-(1
1'-biphenyl)-4-carbonitrile, 4'-octyl-(
4'-octyl-(1,1'-biphenyl)-4-carbonitrile
4-octylcyanodiphenyl
80bf
8cb
1'-biphenyl]-4-carbonitrile, 4'-octyl-[
cb 8
k 24
k 24 (liquid crystal)
4'-octyl-4-biphenylcarbonitrile
展开更多英文名
推荐供应商
货号品牌产品名称规格包装、参考价格
O815348MACKLIN4'-正辛基-4-氰基联苯99%68元/250mg;   125元/1g;   550元/5g;   2336元/25g;   咨询
储存:室温
状态:白色或澄清无色熔融粉末到块状到浑浊白色粘稠液体或澄清液态熔融物
C3156TCI4-Cyano-4'-n-octylbiphenyl>98.0%(GC)965元/5G;   3140元/25G;   咨询

基本信息

纯度/分析方法>98.0%(GC)
分子式/分子量C21H25N = 291.44
外观与形状(20℃)固体
Reaxys-RN1913854
PubChem物质ID253661275
MDL编号MFCD00075146

技术规格

AppearanceWhite or Colorless powder to lump to clear liquid
Purity(GC)min. 98.0 %

物性(参考值)

沸点218 ℃/2 mmHg
最大吸收波长276(EtOAc) nm

安全信息

图形或危害标志
信号词警告
危险性说明H303 : 吞咽可能有害。
H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
防范说明P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P302 + P352 : 如皮肤沾染:用水充分清洗。
P312 : 如感觉不适,呼叫急救中心/医生。
P337 + P313 : 如仍觉眼刺激:求医/就诊。
P305 + P351 + P338 : 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。
P362+P364 : 脱掉沾污的衣服,清洗后方可重新使用。
P332 + P313 : 如发生皮肤刺激:求医/就诊。

相关法规

RTECS#DV1764400
597699J&K4'-n-Octylbiphenyl-4-carbonitrile99%302元/250MG;   584元/1G;   2329元/5G;   咨询

基本信息

分子式C21H25N
分子量291.43
熔点20-22
闪点113
MDL编码MFCD00075146
EINECS 编号258-120-6

安全信息

图形或危害标志
提示语Warning
危险说明H312
H315
H319
H332
H335
防范说明P261
P280
P305+P351+P338
WGK3
RTECSDV1764400
TSCA
H26318Alfa Aesar4'-n-Octylbiphenyl-4-carbonitrile99%914元/250mg;   1537元/1g;   咨询

应用
The thermobarometry of thermotropic liquid crystals is feasible by the metal tube Berthelot method, and its extension in the negative-pressure range will be interesting for the study of organic compounds.

备注
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, bases.

基本信息

MDL
MFCD00075146

EINECS
258-120-6

分子式
C21H25N

分子量
291.43

熔点
20-22°

闪点
>110°(230°F)

灵敏度
Ambient temperatures.

形态
Liquid crystal

溶解性
Insoluble in water.

GHS危害和防范说明

GHS符号

Hazard Statements
H303-H315-H319-H335
May be harmful if swallowed.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

RTECS
DV1764400

TSCA

338680Sigma-Aldrich4′-Octyl-4-biphenylcarbonitrileliquid crystal (nematic), 98%970.22元/1 G;   咨询

产品说明

一般描述

4′-辛基-4-联苯腈(8CB)是一种低摩尔质量的液晶(LC),其根据温度条件显示出不同的液晶相。在常温条件下,8CB 仅以本体近晶 A 相存在。LC 对温度、剪切力、电场(或磁场)以及与之接触的固体表面结构的细微变化做出反应。

应用

LC 的单层膜沉积在高度有序的热解石墨上,这些自组装膜表现出各种各样的结构形式。

包装

1 g in glass bottle

基本信息

线性分子式CH3(CH2)7C6H4C6H4CN
分子量291.43
EC 号258-120-6
MDL编号MFCD00075146
PubChem化学物质编号24860562
NACRESNA.23

产品性质

质量水平100
测定98%
形式liquid crystal (nematic)
SMILES stringCCCCCCCCc1ccc(cc1)-c2ccc(cc2)C#N
InChI1S/C21H25N/c1-2-3-4-5-6-7-8-18-9-13-20(14-10-18)21-15-11-19(17-22)12-16-21/h9-16H,2-8H2,1H3
InChI keyCSQPODPWWMOTIY-UHFFFAOYSA-N

安全信息

象形图GHS07
警示用语:Warning
危险声明H312 + H332 - H315 - H319 - H335
预防措施声明P261 - P264 - P280 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338
危险分类Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码10 - Combustible liquids
WGKWGK 3
闪点(F)235.4 °F - closed cup
闪点(C)113 ℃ - closed cup
个人防护装备Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
049364Fluorochem4-Cyano-4'-octylbiphenyl95%330元/1g;   1188元/5g;   1870元/10g;   3762元/25g;   咨询

基本信息

CAS Number52709-84-9
MDL NumberMFCD00075146

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 .
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