Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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Product Details
|
Flammability and Explosibility |
Notclassified |
|
General Description |
Bacillus sp. CCZU11-1 catalyzed biotransformation of 1,3-propanediol cyclic sulfate (1,3-PDS) and its derivatives has been proposed. It can undergo biocatalyzed transformation to diols by Rhodococcus sp. |
InChI:InChI=1/C3H6O4S/c4-8(5)6-2-1-3-7-8/h1-3H2
The zwitterionic surfactants 3-[nonyl- (...
The invention discloses a preparation me...
Is a process for preparing a sulphone or...
The invention relates to the field of or...
The invention relates to the field of or...
trimethyleneglycol
1,3,2-dioxathiane 2,2-dioxide
| Conditions | Yield |
|---|---|
|
trimethyleneglycol;
With
thionyl chloride;
In
tetrachloromethane;
for 1.5h;
Heating;
With
ruthenium trichloride; sodium periodate;
In
water; acetonitrile;
at 20 ℃;
for 1.5h;
Further stages.;
|
87% |
|
trimethyleneglycol;
With
sodium methylate;
In
toluene;
for 15h;
Reflux;
With
fluorosulfonyl fluoride;
In
dichloromethane; toluene;
at -10 - 0 ℃;
for 2h;
Autoclave;
Inert atmosphere;
|
82.7% |
|
trimethyleneglycol;
With
fluorosulfonyl fluoride; sodium sulfate; cetyltrimethylammonim bromide; N-ethyl-N,N-diisopropylamine;
In
acetonitrile;
at 5 - 10 ℃;
for 1.5h;
Inert atmosphere;
With
15-crown-5; 18-crown-6 ether;
Reflux;
|
68% |
|
With
ruthenium trichloride; sodium periodate; thionyl chloride;
Yield given. Multistep reaction;
1) CCl4, 45 min, reflux, 2) H2O, CCl4, acetonitrile, RT, 2 h;
|
|
|
With
sodium periodate; thionyl chloride;
ruthenium trichloride;
Yield given. Multistep reaction;
|
sulfuric acid mono-(3-hydroxy-propyl) ester
1,3,2-dioxathiane 2,2-dioxide
| Conditions | Yield |
|---|---|
|
With
modified ZSM-5 molecular sieve catalyst;
In
toluene;
at 105 - 115 ℃;
Temperature;
Solvent;
Reagent/catalyst;
Inert atmosphere;
Sealed tube;
|
92% |
1,3-dibromo-propane
2-oxo-1,3,2-dioxathiane
1,3-diacetoxypropane
dimethyl sulfate
3-(nonyldimethylammonio)propyl sulfate
3-(decyldimethylammonio)propyl sulfate
allyl alcohol
3-{(1R,2S)-6,7-dimethoxy-2-methyl-1-[(3,4,5-trimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-2-isoquinolinio}propyl-1-sulfate
