ALPHA-BENZOIN OXIME

Reported in EPA TSCA Inventory.

The alpha-Benzoin oxime is an organic compound with the formula C₁₄H₁₃NO₂. The IUPAC name of this chemical is (2E)-2-hydroxyimino-1,2-diphenylethanol. With the CAS registry number 441-38-3, it is also named as (E)-2-Hydroxy-1,2-diphenylethanone oxime. The product's categories are Aromatic Hydrazides; Hydrazines; Hydrazones and Oximes. Besides, it should be stored in a closed and dark place. It has been used for inspection and determination of copper, molybdenum and tungsten, and is also used as chelating agent in extraction of tantalum, vanadium, tungsten.

Physical properties about alpha-Benzoin oxime are: (1)ACD/LogP: 2.82; (2)ACD/LogD (pH 5.5): 2.82; (3)ACD/LogD (pH 7.4): 2.82; (4)ACD/BCF (pH 5.5): 82.08; (5)ACD/BCF (pH 7.4): 82.04; (6)ACD/KOC (pH 5.5): 816.27; (7)ACD/KOC (pH 7.4): 815.87; (8)#H bond acceptors: 3; (9)#H bond donors: 2; (10)#Freely Rotating Bonds: 5; (11)Polar Surface Area: 30.82 Å²; (12)Index of Refraction: 1.58; (13)Molar Refractivity: 66.72 cm³; (14)Molar Volume: 200.2 cm³; (15)Polarizability: 26.45×10^-24cm³; (16)Surface Tension: 44.2 dyne/cm; (17)Density: 1.13 g/cm³; (18)Flash Point: 270.4 °C; (19)Enthalpy of Vaporization: 70.77 kJ/mol; (20)Boiling Point: 417.8 °C at 760 mmHg; (21)Vapour Pressure: 9.98E-08 mmHg at 25°C.

Preparation: this chemical can be prepared by (R)-Benzoin. This reaction will need reagent NH₂OH*HCl and solvent ethanol, H₂O. The yield is about 100%.

You can still convert the following datas into molecular structure:
(1)SMILES: OC(C(=N\O)\c1ccccc1)c2ccccc2
(2)InChI: InChI=1/C14H13NO2/c16-14(12-9-5-2-6-10-12)13(15-17)11-7-3-1-4-8-11/h1-10,14,16-17H/b15-13+
(3)InChIKey: WAKHLWOJMHVUJC-FYWRMAATB
(4)Std. InChI: InChI=1S/C14H13NO2/c16-14(12-9-5-2-6-10-12)13(15-17)11-7-3-1-4-8-11/h1-10,14,16-17H/b15-13+
(5)Std. InChIKey: WAKHLWOJMHVUJC-FYWRMAATSA-N

The toxicity data is as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	150mg/kg (150mg/kg)		National Technical Information Service. Vol. AD691-490,
rat	LD	oral	> 500mg/kg (500mg/kg)		National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 9, 1953.