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THIANAPHTHENE-1,1-DIOXIDE

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Origin: China

Cas No: 825-44-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 825-44-5 Formula: C8H6O2S Molecular Weight: 166.19700

Basic Info

Chemical Name	THIANAPHTHENE-1,1-DIOXIDE
Synonyms	1-benzothiophene 1,1-dioxide; Benzo[b]thiophene, 1,1-dioxide;
CAS No.	825-44-5
Molecular Formula	C8H6O2S
Molecular Weight	166.19700
PSA	42.52000
LogP	2.52540

Properties

Appearance & Physical State	White to cream colored powder
Density	1.403g/cm3
Boiling Point	371.1ºC at 760 mmHg
Melting Point	137-138ºC
Flash Point	244ºC
Refractive Index	1.64

Safety Info

Safety Statements	S24/25
HS Code	2934999090

Synthesis Route

1-benzothiophene→THIANAPHTHENE-1,1-DIOXIDE+1-Benzothiophene 1-oxide
1-benzothiophene→THIANAPHTHENE-1,1-DIOXIDE
hydrogen peroxide+acetic acid→THIANAPHTHENE-1,1-DIOXIDE+naphtho[2,1-b][1]benzothiole 7,7-dioxide

Precursor

1-benzothiophene
acetic acid
hydrogen peroxide

Downstream Product

1-benzothiophene
1,1-dioxo-1-benzothiophen-6-amine
benzo(kl)thioxantene dioxide
2,3-dihydro-1-benzothiophene 1,1-dioxide

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