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CAS No.: | 52709-84-9 |
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Name: | 4'-Octyl[1,1'-biphenyl]-4-carbonitrile |
Article Data: | 3 |
Molecular Structure: | |
Formula: | C21H25N |
Molecular Weight: | 291.436 |
Synonyms: | 4-Cyano-4'-n-octylbiphenyl;4-Cyano-4'-n-octyloxy-1,1'-biphenyl;4-Cyano-4'-octyl-1,1'-biphenyl;4-Octyl-4'-cyanobiphenyl;4-n-Octyl-4'-cyanobiphenyl;4'-Octyl-4-biphenylcarbonitrile;80BF;8CB;8CB (liq. crystal);8TsB;CB 8;CB 8(liquid crystal);FR 2221;K 24;K 24 (liquid crystal);OCBP;p-Cyano-p'-octylbiphenyl;p-Octyl-p'-cyanobiphenyl;p-n-Octyl-p'-cyanobiphenyl; |
EINECS: | 258-120-6 |
Density: | 1 g/cm3 |
Melting Point: | 20-22℃ |
Boiling Point: | 433.9 °C at 760 mmHg |
Flash Point: | 217.7 °C |
Solubility: | Insoluble in water. |
Appearance: | liquid crystal |
Hazard Symbols: | Xn |
Risk Codes: | 20/21/22-36/37/38 |
Safety: | 26-37/39 |
Transport Information: | UN 3276 |
PSA: | 23.79000 |
LogP: | 6.12828 |
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The (1,1'-Biphenyl)-4-carbonitrile, 4'-octyl- with CAS registry number of 52709-84-9 is also known as 4-Cyano-4'-octylbiphenyl. The IUPAC name is 4-(4-Octylphenyl)benzonitrile. It belongs to product categories of Biphenyl & Diphenyl ether; Liquid Crystals; Nematic; Organic Electronics and Photonics. Its EINECS registry number is 258-120-6. In addition, the formula is C21H25N and the molecular weight is 291.43. This chemical is a liquid crystal and should be stored in sealed containers in cool, dry place and away from oxidizing agents.
Physical properties about (1,1'-Biphenyl)-4-carbonitrile, 4'-octyl- are: (1)ACD/LogP: 7.47; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7.47; (4)ACD/LogD (pH 7.4): 7.47; (5)ACD/BCF (pH 5.5): 281941.22; (6)ACD/BCF (pH 7.4): 281941.22; (7)ACD/KOC (pH 5.5): 277202.84; (8)ACD/KOC (pH 7.4): 277202.84; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 8; (12)Index of Refraction: 1.554; (13)Molar Refractivity: 93.06 cm3; (14)Molar Volume: 290.2 cm3; (15)Surface Tension: 43.1 dyne/cm; (16)Density: 1 g/cm3; (17)Flash Point: 217.7 °C; (18)Enthalpy of Vaporization: 69 kJ/mol; (19)Boiling Point: 433.9 °C at 760 mmHg; (20)Vapour Pressure: 9.86E-08 mmHg at 25 °C.
Uses of (1,1'-Biphenyl)-4-carbonitrile, 4'-octyl-: it is used to produce 4'-octyl-biphenyl-4-carbonitrile. The reaction occurs with reagent acetic anhydride and other condition of heating for 2 hours. The yield is about 83%.
When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. Besides, it is harmful by inhalation, in contact with skin and if swallowed. During using it, wear suitable gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
1. Canonical SMILES: CCCCCCCCC1=CC=C(C=C1)C2=CC=C(C=C2)C#N
2. InChI: InChI=1S/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
3. InChIKey: CSQPODPWWMOTIY-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
rat | LD50 | intraperitoneal | 300mg/kg (300mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 34(4), Pg. 23, 1990. | |
rat | LD50 | oral | 2200mg/kg (2200mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: MUSCLE WEAKNESS | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 34(4), Pg. 23, 1990. |