Products Categories
Basic Information
| CAS No.: | 10544-50-0 |
|---|---|
| Name: | Cyclic octaatomic sulfur |
| Article Data: | 202 |
| Molecular Structure: | |
|
|
|
| Formula: | S8 |
| Molecular Weight: | 256.528 |
| Synonyms: | Cyclicoctaatomic sulfur; Cyclo-S8; Cyclooctasulfane; Cyclooctasulfur; NSC 603623;Octasulfur; Orthorhombic sulfur; S8; Sulfur (S8); Sulfur molecule (S8); Sulfuroctaatomic molecule |
| Density: | 1.862g/cm3 |
| Boiling Point: | °Cat760mmHg |
| Flash Point: | °C |
| PSA: | 202.40000 |
| LogP: | 5.18560 |
Related products
- 144851-82-1METHYL2-AMINO-3-FLUOROBENZOATE
- 483366-12-7(2S,4R)-1-Boc-2-cyano-4-hydroxypyrrolidine
- 173606-50-3BOC-10-AMINODECANOIC ACID
- 361456-36-2METHYL (R)-(+)-ISOCYANATO-3-PHENYLPROPI&
- 5156-58-1N-(1-Benzyl-4-pipperidinyl)-N-phenylpropanamide HCl
- 81281-59-67-Benzylideneaminotheophylline
- 50288-62-5threo-Phenyl-2-piperidyl acetamide
- 82993-81-5D-threo-Ritalinic acid hydrochloride
- 47087-37-6Z-D-Glu-OMe
- 1219080-61-1IMIDAZOLE-2-BORONIC ACID
Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| decompn. under argon at about 800 K; | A 100% B 100% C 100% |
...Expand
A
- 10544-50-0
sulfur
Conditions
| Conditions | Yield |
|---|---|
| In chlorobenzene at 132℃; for 1h; Solvent; Reagent/catalyst; Inert atmosphere; | A 100% B 96% |
Conditions
| Conditions | Yield |
|---|---|
| With air; iron(III) chloride In water H2S and air were bubbled into soln. FeCl3 in N-methylpyrrolidinone-H2O (95:5) at room temp. for 300 h; | A 98.72% B 0.09% C 0.02% |
| With air; Iron(III) nitrate nonahydrate In water H2S and air were bubbled into soln. Fe(NO3)3*9H2O in N-methylpyrrolidinone-H2O (95:5) at room temp. for 24 h; | A 63.03% B n/a C n/a |
| With air; iron(III) chloride In further solvent(s) H2S and air were bubbled into soln. FeCl3 in N-methylpyrrolidinone at room temp. for 100-313 h; sulfur was filtered off; | |
| With air; iron(III) chloride hexahydrate In water H2S and air were bubbled into soln. FeCl3*6H2O in N-methylpyrrolidinone-H2O (95:5) at room temp. for 198 h; | |
| With air; iron(III) chloride In water H2S and air were bubbled into soln. FeCl3 in N-methylpyrrolidinone-H2O (95:5) at room temp. for 300 h; |
...Expand
- 103-49-1
dibenzylamine
A
- 10544-50-0
sulfur
Conditions
| Conditions | Yield |
|---|---|
| In dichloromethane for 7h; Reflux; | A 98% B 82% |
...Expand
A
- 10544-50-0
sulfur
Conditions
| Conditions | Yield |
|---|---|
| at 230℃; for 0.166667h; Reagent/catalyst; Solvent; Inert atmosphere; | A 97% B 65% |
A
- 10544-50-0
sulfur
B
- 87495-58-7
1,4-bis(trimethylsilyl)-2,3,6,7-tetrathiacyclooctane
D
- 754-05-2
ethenyltrimethylsilane
Conditions
| Conditions | Yield |
|---|---|
| In benzene byproducts: Cu2Cl2, CO; 80°C, 8 h; filtn., washing ppt. (hot benzene), chromy. of filtrate after removing solvent; | A 90% B 10% C n/a D 96% |
...Expand
Conditions
| Conditions | Yield |
|---|---|
| With (NH4)2S(x) In tetrahydrofuran; methanol addn. of a soln. of (NH4)2S(x) in methanol to a soln. of (C5Me5)ReOCl2 in THF and stirring for 4 h; removal of the solvent and chromatography of the residue on silica gel, elution of S8 with toluene/hexane and elution of (C5Me5)ReS3S4 with CH2Cl2, recrystn. from CHCl3/hexane at -25°C; | A n/a B 95.8% |
Conditions
| Conditions | Yield |
|---|---|
| In dichloromethane for 0.166667h; Solvent; Temperature; Time; Reflux; | A 95% B 78% C 14% D 6% |
...Expand
Conditions
| Conditions | Yield |
|---|---|
| In dichloromethane for 3.5h; Time; Reflux; | A 94% B 74% C 11% D 10% |
...Expand
- 109-73-9
N-butylamine
A
- 10544-50-0
sulfur
Conditions
| Conditions | Yield |
|---|---|
| In dichloromethane for 4h; Reflux; | A 94% B 32% |
...Expand
