Products Categories
CAS No.: | 2700-22-3 |
---|---|
Name: | Benzylidenemalononitrile |
Article Data: | 241 |
Molecular Structure: | |
Formula: | C10H6N2 |
Molecular Weight: | 154.171 |
Synonyms: | Malononitrile,benzylidene- (6CI,8CI);Propanedinitrile, (phenylmethylene)- (9CI);(Phenylmethylene)malononitrile;(Phenylmethylene)propanedinitrile;1,1-Dicyano-2-phenylethene;1,1-Dicyano-2-phenylethylene;1-Cyanocinnamonitrile;2,2-Dicyano-1-phenylethylene;2-Benzylidenemalononitrile;2-Cyano-3-phenylacrylonitrile;2-Cyano-3-phenylpropenenitrile;2-Phenyl-1,1-dicyanoethene;2-Phenyl-1,1-dicyanoethylene;Benzalmalononitrile;Benzylidenemalonitrile;Propanedinitrile,2-(phenylmethylene)-;Benzylidinemalonitrile;NSC 490;α-Cyanocinnamonitrile;β,β-Dicyanostyrene; |
EINECS: | 220-283-6 |
Density: | 1.154 g/cm3 |
Melting Point: | 83-85 °C(lit.) |
Boiling Point: | 294.8 °C at 760 mmHg |
Flash Point: | 138 °C |
Solubility: | 0.543 mg/mL in water at 25 ºC |
Appearance: | slightly yellow needle-like crystalline powder |
Hazard Symbols: | Xn |
Risk Codes: | 20/21/22-36/37/38 |
Safety: | 26-36/37/39 |
PSA: | 47.58000 |
LogP: | 2.11716 |
What can I do for you?
Get Best Price
The Benzylidenemalononitrile, with the CAS registry number 2700-22-3, is also known as (Phenylmethylene)malononitrile. It belongs to the product categories of C10 to C27; Cyanides/Nitriles; Nitrogen Compounds. Its EINECS number is 220-283-6. This chemical's molecular formula is C10H6N2 and molecular weight is 154.17. What's more, its IUPAC name is 2-benzylidenepropanedinitrile. It should be sealed and stored in a cool and dry place.
Physical properties of Benzylidenemalononitrile are: (1)ACD/LogP: 1.97; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.97; (4)ACD/BCF (pH 5.5): 18.62; (5)ACD/KOC (pH 5.5): 282.31; (6)#H bond acceptors: 2; (7)#H bond donors: 0; (8)#Freely Rotating Bonds: 1; (9)Polar Surface Area: 47.58 Å2; (10)Index of Refraction: 1.612; (11)Molar Refractivity: 46.44 cm3; (12)Molar Volume: 133.4 cm3; (13)Surface Tension: 54.5 dyne/cm; (14)Density: 1.154 g/cm3; (15)Flash Point: 138 °C; (16)Enthalpy of Vaporization: 53.45 kJ/mol; (17)Boiling Point: 294.8 °C at 760 mmHg; (18)Vapour Pressure: 0.00159 mmHg at 25°C.
Preparation: this chemical can be prepared by benzaldehyde, malononitrile at the temperature of 20 °C. This reaction will need reagent natural calcium phosphate and solvent methanol with the reaction time of 30 min. It's a reaction of knoevenagel condensation. The yield is about 98%.
Uses of Benzylidenemalononitrile: it can be used to produce benzyl-malononitrile by heating. It will need reagent 2-phenylthiazoline and solvent ethanol with the reaction time of 5 hours. This reaction will also need catalyst AlCl3. The yield is about 98%.
When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation, in contact with skin and if swallowed. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC=C(C=C1)C=C(C#N)C#N
(2)InChI: InChI=1S/C10H6N2/c11-7-10(8-12)6-9-4-2-1-3-5-9/h1-6H
(3)InChIKey: WAVNYPVYNSIHNC-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LC | inhalation | > 1450mg/m3/10 (1450mg/m3) | National Defense Research Committee, Office of Scientific Research and Development, Progress Report.Vol. NDCrc-132, Pg. Dec, 1942. | |
mouse | LDLo | intraperitoneal | 30mg/kg (30mg/kg) | Nature. Vol. 228, Pg. 1315, 1970. | |
rat | LDLo | unreported | 40mg/kg (40mg/kg) | Biochemical Pharmacology. Vol. 14, Pg. 1325, 1965. |