EPA Extremely Hazardous Substances List.

Vitamin D2 is a provitamin form of vitamin D, also called Ergocalciferol. With then CAS number 50-14-6, Ergocalciferol may be used as a vitamin D supplement, and a 2011 clinical guideline considered it to be as effective as cholecalciferol. Ergosterol gliadin in ethanol, in the UV irradiation open-loop, the reaction solution vacuum concentration, frozen, filtration. Filter liquid nitrogen, vacuum concentration to dry, vitamin D2 crude oil, refined products in. Vitamin D2 is also called VIOSTEROL;(3beta,5Z,7E,22E)-9,10-Secoerga-5,7,10(19),22-tetraen-3-ol; (3beta,5Z,7E,22E)-9,10-Secoergosta-5,7,10(19)-,22-tetraen-3-ol; (3-beta,5z,7e,22e)-9,10-secoergosta-5,7,10,(19),22-tetraen-3-ol; (5E,7E,22E)-9,10-Secoergosta-5,7,10,22-tetraen-3-ol.

Physical properties about Vitamin D2 are: (1)ACD/LogP: 9.148; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 9.15; (4)ACD/LogD (pH 7.4): 9.15; (5)ACD/BCF (pH 5.5): 1000000.00; (6)ACD/BCF (pH 7.4): 1000000.00; (7)ACD/KOC (pH 5.5): 2255513.00; (8)ACD/KOC (pH 7.4): 2255513.00; (9)#H bond acceptors: 1; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 6; (12)Index of Refraction: 1.53; (13)Molar Refractivity: 125.793 cm³; (14)Molar Volume: 406.99 cm³; (15)Polarizability: 49.868 10-24cm³; (16)Surface Tension: 37.2000007629395 dyne/cm; (17)Density: 0.975 g/cm³; (18)Flash Point: 218.211 °C; (19)Enthalpy of Vaporization: 89.077 kJ/mol; (20)Boiling Point: 504.199 °C at 760 mmHg

When you are using Vitamin D2, please be cautious about it as the following:
1. After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer);
2. Wear suitable protective clothing and gloves;
3. In case of accident or if you feel unwell, seek medical advice immediately (show label where possible);
4. Wear suitable protective clothing;
5. Wear suitable protective clothing, gloves and eye/face protection;

You can still convert the following datas into molecular structure:
(1)InChI=1S/C28H44O/c1-19(2)20(3)9-10-22(5)26-15-16-27-23(8-7-17-28(26,27)6)12-13-24-18-25(29)14-11-21(24)4/h9-10,12-13,19-20,22,25-27,29H,4,7-8,11,14-18H2,1-3,5-6H3/b10-9+,23-12+,24-13-/t20-,22+,25-,26+,27-,28+/m0/s1;
(2)InChIKey=MECHNRXZTMCUDQ-RKHKHRCZSA-N;
(3)SmilesC1[C@@]2([C@H](\C(=C\C=C3/C(CC[C@@H](C3)O)=C)CC1)CC[C@@H]2[C@@H](\C=C\[C@@H](C(C)C)C)C)C;

The toxicity data is as follows: