Reported in EPA TSCA Inventory.

The L-Hyoscyamine, with the CAS registry number 101-31-5, is also known as (8-Methyl-8-azabicyclo[3.2.1]octan-3-yl) (2S)-3-hydroxy-2-phenylpropanoate. It belongs to the product categories of Alkaloids; Biochemistry; Tropane Alkaloids. Its EINECS number is 202-933-0. This chemical's molecular formula is C₁₇H₂₃NO₃ and molecular weight is 289.37. What's more, its systematic name is (3-endo)-8-Methyl-8-azabicyclo[3.2.1]oct-3-yl (2S)-3-hydroxy-2-phenylpropanoate. Its classification codes are: (1)Anticholinergic; (2)Human Data; (3)Natural Product. This chemical is an anticholinergic, specifically an antimuscarinic, working by blocking the action of acetylcholine at parasympathetic sites in smooth muscle, secretory glands and the CNS. It is used to provide symptomatic relief to various gastrointestinal disorders. It is also used in biochemical research. This chemical is extracted and refined from Belladonna extracts.

Physical properties of L-Hyoscyamine are: (1)ACD/LogP: 1.38; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.70; (4)ACD/LogD (pH 7.4): -1.09; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 4; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 6; (12)Polar Surface Area: 49.77 Å²; (13)Index of Refraction: 1.581; (14)Molar Refractivity: 80.788 cm³; (15)Molar Volume: 242.421 cm³; (16)Polarizability: 32.027×10^-24cm³; (17)Surface Tension: 50.46 dyne/cm; (18)Density: 1.194 g/cm³; (19)Flash Point: 213.738 °C; (20)Enthalpy of Vaporization: 72.224 kJ/mol; (21)Boiling Point: 429.804 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is very toxic by inhalation and if swallowed. When using it, you must avoid contact with skin. In case of accident or if you feel unwell, you should seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: CN3[C@H]1CC[C@@H]3C[C@@H](C1)OC(=O)[C@H](CO)c2ccccc2
(2)Std. InChI: InChI=1S/C17H23NO3/c1-18-13-7-8-14(18)10-15(9-13)21-17(20)16(11-19)12-5-3-2-4-6-12/h2-6,13-16,19H,7-11H2,1H3/t13-,14+,15+,16-/m1/s1
(3)Std. InChIKey: RKUNBYITZUJHSG-FXUDXRNXSA-N

The toxicity data is as follows: