| Search |
| [Next Page] |
Generating, Drying and Liquifying SO2 -> SO2Cl2 etc
Welcome back, old friend! Good to see you posting again. |
7-9-2008 at 21:12
by: Sauron |
Generating, Drying and Liquifying SO2 -> SO2Cl2 etc
That's interesting.
But the price difference between a brass control valve and a SS one is only a ... |
7-9-2008 at 19:42
by: Sauron |
post whores like me
Who cares?
You persist in advancing unnecessary divisiveness.
My point was, stop it. If you wa ... |
7-9-2008 at 09:03
by: Sauron |
N,N-dimethlyformamide
Yes, we know all about the hazards of DMS. ScienceSquirrel was being sarcastic.
As for DMF see fo ... |
7-9-2008 at 08:25
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
TCT is cheap. It's made industrially from HCN and HCL -> ClCN then trimerize to TCT. But for ins ... |
7-9-2008 at 04:13
by: Sauron |
Preparation of Acyl Chlorides: TCT Redux
3-pentanone (diethyl ketone) is rather expensive. However 2-pentanone (methyl propyl ketone) is a lo ... |
6-9-2008 at 21:38
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
The AC was only one of numerous catalysts possible. I am sure that triethylamine hydrochloride ("chl ... |
6-9-2008 at 19:37
by: Sauron |
Preparation of Acyl Chlorides: TCT Redux
I have two editions of Kirk Othmer. I will take a look. However Ullmann's and Merck Index were very ... |
6-9-2008 at 05:38
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
I' suggest using a RB or pear shaped flask with a large center neck like 45/50 and a reducing adapte ... |
6-9-2008 at 05:26
by: Sauron |
Preparation of Acyl Chlorides: TCT Redux
The well discussed procedure for facile synthesis of acyl chlorides from carboxylic acids (Tet Lett ... |
6-9-2008 at 02:35
by: Sauron |
post whores like me
The entire amateur/professional thing is inherently divisive, and a lot more complex than implied by ... |
5-9-2008 at 21:39
by: Sauron |
quick safety question regarding Acetic anhydride
Acetic anhydride will attack aluminum and most metals, and acetic anhydride is highly flammable.
... |
5-9-2008 at 21:02
by: Sauron |
Importing from China
First rule: find a factory and do not deal through some broker or middleman.
Second rule: the mi ... |
5-9-2008 at 19:42
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
The far easier way to prepare oxalyl chloride is to use cyanuric chloride on anhydrous oxalic acid, ... |
5-9-2008 at 19:18
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
To recap, the route using the trichloroacetyl ester of ethylene glycol is objectionable because the ... |
5-9-2008 at 09:13
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
And here is the patent from same Dupont chemists detailing the preps of the requisite tetrachloroeth ... |
4-9-2008 at 10:45
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
Oxalyl chloride costs me $650-$700 per Kg.
The ex works from Acros is well over $300. By the time ... |
4-9-2008 at 07:31
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
If by "the subject" you mean the thread topic, reaction of oxalic acid with thionyl chloride - then ... |
4-9-2008 at 06:42
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
The southernmost Russian (tsarist of course) settlement in North America was not in Alaska but in no ... |
4-9-2008 at 04:35
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
I guess in the small soggy islands you refer to, the government is still desirous of decreasing the ... |
4-9-2008 at 03:40
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
Ethylene glycol is very very hygroscopic and you will only liberate it from water by use of special ... |
4-9-2008 at 03:03
by: Sauron |
HOOC-COOH + SOCl2 -> ClOC-COCl ?
I'm sorry, but it seems you have not been paying attention to some other threads.
Trichloroacetyl ... |
4-9-2008 at 02:46
by: Sauron |
Generating, Drying and Liquifying SO2 -> SO2Cl2 etc
Now I have quotes from two other sources, Fisher in USA and Argo in UK, for stainless steel lecture ... |
3-9-2008 at 12:20
by: Sauron |
Waters RCM 8x10 Gauge
Perhaps because it's not a gauge. The RCM is a Radian Compression Module, which comes in 8 mm x 10 c ... |
2-9-2008 at 20:22
by: Sauron |
SO2Cl2 -> SOCl2 - Some Musings
The Kipp's is not needed. And no I do not really need to liquify (well, not always) and can often us ... |
2-9-2008 at 10:27
by: Sauron |
| [Next Page] |
