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Name |
3,5-Dithia-1,7-heptanediol |
EINECS | 256-166-1 |
CAS No. | 44860-68-6 | Density | 1.255 g/cm3 |
PSA | 91.06000 | LogP | 0.39490 |
Solubility | N/A | Melting Point |
N/A |
Formula | C5H12O2S2 | Boiling Point | 357.2 °C at 760 mmHg |
Molecular Weight | 168.281 | Flash Point | 173.7 °C |
Transport Information | N/A | Appearance | N/A |
Safety | Risk Codes | N/A | |
Molecular Structure | Hazard Symbols | N/A | |
Synonyms |
Ethanol,2,2'-(methylenedithio)di- (6CI);Bis(2-hydroxyethylthio)methane;NSC 2875;NSC409772; |
Article Data | 7 |
The 3,5-Dithia-1,7-heptanediol with the cas number 44860-68-6 is also called Ethanol,2,2'-[methylenebis(thio)]bis-. The IUPAC name is 2-(2-hydroxyethylsulfanylmethylsulfanyl)ethanol. Its EINECS registry number is 256-166-1. The molecular formula is C5H12O2S2.
The properties of the chemical are: (1)ACD/LogP: 0.31; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.31; (4)ACD/LogD (pH 7.4): 0.31; (5)ACD/BCF (pH 5.5): 1.02; (6)ACD/BCF (pH 7.4): 1.02; (7)ACD/KOC (pH 5.5): 35.23; (8)ACD/KOC (pH 7.4): 35.23; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 8; (12)Polar Surface Area: 69.06 Å2; (13)Index of Refraction: 1.574; (14)Molar Refractivity: 44.27 cm3; (15)Molar Volume: 134 cm3; (16)Polarizability: 17.55×10-24cm3; (17)Surface Tension: 55.5 dyne/cm; (18)Enthalpy of Vaporization: 69.76 kJ/mol; (19)Vapour Pressure: 1.54×10-6 mmHg at 25°C.
Preparation: This chemical can be prepared by the reaction of 2-mercapto-ethanol and diiodomethane. This reaction needs reagent Na2CO3, catalyst Pt(dppm)Cl2 and solvent acetone at heating condition. The reaction time is 24 hours. The yield is 73%.
You can still convert the following datas into molecular structure:
(1)SMILES: OCCSCSCCO
(2)InChI: InChI=1/C5H12O2S2/c6-1-3-8-5-9-4-2-7/h6-7H,1-5H2
(3)InChIKey: GAECBAMNQFGJIM-UHFFFAOYAH
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
guinea pig | LD50 | skin | 1mL/kg (1mL/kg) | SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE" | National Technical Information Service. Vol. OTS0544154, |
mouse | LD | intraperitoneal | > 500mg/kg (500mg/kg) | "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 5, Pg. 142, 1953. |