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Thianaphthene CAS#95-15-8

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Chemical Name:Thianaphthene

CAS No.:95-15-8

Molecular Formula:C8H6S

Molecular weight:134.2

Sample:Available

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Product Details

Products Description of Thianaphthene CAS#95-15-8

Benzothiophene, molecular formula C8H6S. Molecular weight 134.19. White leaf-shaped crystals. Has the smell of naphthalene. Can volatilize with water vapor. Melting point 32℃, boiling point 221℃, 103～105℃ (2660Pa). Relative density 1.148432, refractive index 1.637437, UVλmax 227, 257, 288nm in ethanol. Soluble in ether, acetone, benzene and general organic solvents, easily soluble in alcohol, insoluble in water, soluble in concentrated sulfuric acid to cherry red, disappears after heating, can undergo electrophilic substitution reaction. Can be obtained by reaction of ethylbenzene with hydrogen sulfide or by decarboxylation condensation of o-mercaptocinnamic acid. Used in organic synthesis. Its derivative thioindigo is a red dye.

Thianaphthene CAS#95-15-8 Chemical Properties

Melting point	30-33 °C
Boiling point	221-222 °C(lit.)
density	1.149 g/mL at 25 °C(lit.)
refractive index	1.6332 (estimate)
Fp	>230 °F
storage temp.	Store below +30°C.
solubility	0.13g/l
form	Crystalline Solid
pka	32.4
Specific Gravity	1.149
color	White to pink or yellow
Water Solubility	insoluble
Merck	14,9303
BRN	80580
InChIKey	FCEHBMOGCRZNNI-UHFFFAOYSA-N
LogP	3.120
CAS DataBase Reference	95-15-8(CAS DataBase Reference)
NIST Chemistry Reference	Benzo[b]thiophene(95-15-8)
EPA Substance Registry System	Benzo[b]thiophene (95-15-8)

Safety Information

Hazard Codes	Xn,Xi,N
Risk Statements	22-36/37/38-20/21/22-51/53
Safety Statements	22-24/25-36-26-61
RIDADR	UN3077
WGK Germany	3
Hazard Note	Irritant
TSCA	Yes
HazardClass	9
PackingGroup	III
HS Code	29349990

Product Application of Thianaphthene CAS#95-15-8

Benzothiophene can be used as a model compound, an organic sulfur source, a pharmaceutical composition such as raloxifene and an anti-osteoporosis agent, as a photochromic material and an optical recording medium, as an intermediate for the preparation of prostaglandin derivatives and a reactant for anti-tumor preparations, and as a starting material for the preparation of heterocyclic sulfonamides and the synthesis of acyclic thioplatin compounds.

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