Chemical Properties of 6-ethoxy-2-(6-ethoxy-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one (CAS 3263-31-8)

6-ethoxy-2-(6-ethoxy-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one

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InChI
InChI=1S/C20H16O4S2/c1-3-23-11-5-7-13-15(9-11)25-19(17(13)21)20-18(22)14-8-6-12(24-4-2)10-16(14)26-20/h5-10H,3-4H2,1-2H3/b20-19+
InChI Key
VMXWZRNWXZSSCE-FMQUCBEESA-N
Formula
C20H16O4S2
SMILES
CCOc1ccc2c(c1)SC(=C1Sc3cc(OCC)ccc3C1=O)C2=O
Molecular Weight1
384.47
CAS
3263-31-8
Other Names
  • 6-Ethoxy-2-(6-ethoxy-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]-thiophen-3(2H)-one (C.I. Vat Orange 5)
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Physical Properties

Property Value Unit Source
Δf 75.98 kJ/mol Joback Calculated Property
Δfgas -257.15 kJ/mol Joback Calculated Property
Δfus 37.36 kJ/mol Joback Calculated Property
Δvap 94.31 kJ/mol Joback Calculated Property
log10WS -6.80 Crippen Calculated Property
logPoct/wat 4.973 Crippen Calculated Property
McVol 266.700 ml/mol McGowan Calculated Property
Pc 2104.20 kPa Joback Calculated Property
Tboil 1038.36 K Joback Calculated Property
Tc 1311.69 K Joback Calculated Property
Tfus 836.04 K Joback Calculated Property
Vc 0.984 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [808.89; 851.57] J/mol×K [1038.36; 1311.69] Show Hide
Cp,gas 808.89 J/mol×K 1038.36 Joback Calculated Property
Cp,gas 819.65 J/mol×K 1083.91 Joback Calculated Property
Cp,gas 828.90 J/mol×K 1129.47 Joback Calculated Property
Cp,gas 836.67 J/mol×K 1175.02 Joback Calculated Property
Cp,gas 843.02 J/mol×K 1220.58 Joback Calculated Property
Cp,gas 847.97 J/mol×K 1266.13 Joback Calculated Property
Cp,gas 851.57 J/mol×K 1311.69 Joback Calculated Property
ΔsubH 65.00 kJ/mol 576.50 NIST

Similar Compounds

N-Acetylnornarcotine. Hypoxanthine-7-ethanol, 2,3-dihydro-3-(diphenylmethyl)-, acetate. Thymidine, 3'-O-cyclotetramethylene-isopropylsilyl, 5'-O-acetyl. 9H-purine-6(1h)-thione, 9-beta-d-ribofuranosyl-, 2',3'-diacetate, 5'-bis(3,5-dimethylphenyl)phosphate. 1,2,3,4-Tetrahydroanthracene-cis-1,2-diol, ferrocenylboronate. xanthosine-5'-monophosphate, TMS. Thymidine, 3'-O-cyclotetramethylene-tertbutylsilyl, 5'-O-acetyl. Quinine, trimethylsilyl ether. cis-1,2-Tetralinediol, ferrocenylboronate. 1-Alpha-2-methyl-8-methoxy-6,7-methylenedioxy-1-(6,7-dimethoxy-3-phthalidyl)-1,2,3,4-tetrahydroisoquinoline. inosine-5'-monophosphate, TMS. norbormide. Butorphanol di-TMS derivative. Hydrastine. Noscapine.

Find more compounds similar to 6-ethoxy-2-(6-ethoxy-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one.

Sources

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