DL-Tyrosine

The DL-Tyrosine, with the CAS registry number 556-03-6, is also known as Poly-L-tyrosine. It belongs to the product categories of Tyrosine [Tyr, Y]; alpha-Amino Acids; Amino Acids; Biochemistry; Amino Acids; Amino Acids and Derivatives. Its EINECS registry number is 209-113-1. This chemical's molecular formula is C₉H₁₁NO₃ and molecular weight is 181.19. Its IUPAC name is called 2-amino-3-(4-hydroxyphenyl)propanoic acid. This chemical can be uesd for biochemical studies.

Physical properties of DL-Tyrosine: (1)ACD/BCF (pH 5.5): 1; (2)ACD/BCF (pH 7.4): 1; (3)ACD/KOC (pH 5.5): 1; (4)ACD/KOC (pH 7.4): 1; (5)#H bond acceptors: 4; (6)#H bond donors: 4; (7)#Freely Rotating Bonds: 5; (8)Index of Refraction: 1.614; (9)Molar Refractivity: 47.375 cm³; (10)Molar Volume: 135.867 cm³; (11)Surface Tension: 65.743 dyne/cm; (12)Density: 1.334 g/cm³; (13)Flash Point: 186.74 °C; (14)Enthalpy of Vaporization: 66.866 kJ/mol; (15)Boiling Point: 385.163 °C at 760 mmHg; (16)Vapour Pressure: 0 mmHg at 25°C.

Preparation: this chemical can be prepared by L-Tyrosine and acetic anhydride. This reaction will need reagent hydrochloric acid.

Uses of DL-Tyrosine: it can be used to produce Tyrosine methyl ester hydrochloride. This reaction will need reagent SOCl₂. The yield is about 90%.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. 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. Whenever you will contact it, please wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC(=CC=C1CC(C(=O)O)N)O
(2)InChI: InChI=1S/C9H11NO3/c10-8(9(12)13)5-6-1-3-7(11)4-2-6/h1-4,8,11H,5,10H2,(H,12,13)
(3)InChIKey: OUYCCCASQSFEME-UHFFFAOYSA-N