Acros Organics & Maybridge - D
Acros Organics & Maybridge - D
Acros Organics & Maybridge - D
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2,3-Dichloro-5,6-dicyano-1,4-benzoquinone<br />
APPLICATION GUIDE<br />
Dehydrogenation<br />
Reviews. CR 1967, 67, 153; 1978, 78, 317; OSC 1988, 6, 731<br />
*Aromatisation JCS 1954, 3569<br />
* carbonyl to a,b-unsaturated carbonyl Particular application in the chemistry of 3-keto steroids. CRV<br />
1967, 67, 153<br />
* Chroman to chromene S 1982, 74<br />
* Chromanone to chromone; flanone to flavone S 1983, 310<br />
* Re-aromatisation of Nitrogen heterocycles Following addition across the C=N double bond. JOC<br />
1988, 53, 4137<br />
* Reduced porphyrin to porphyrin TL 1985, 26, 5899<br />
Deprotecting Group Chemistry<br />
* Deprotection of acetals Catalytic DDQ. CC 1992, 979<br />
Ether formation<br />
* THP ethers from alcohols DDQ acts as a catalyst. BCSJ, 1992, 65, 304<br />
Oxidation<br />
* Allylic and benzylic alcohols to carbonyls Selective - saturated alcohols are generally inert. JOC<br />
1980, 45, 1596<br />
* Benzylic oxidation Benzylic alkyl groups to ketones. Rapid when the incipient carbonium ion is<br />
stabilised. JOC 53, 4587<br />
Ring Synthesis<br />
* Benzimidazole synthesis From arylamines and aldehydes. One eq of DDQ required. T 1995, 51,<br />
5813<br />
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, 98%<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
113300100 Glass bottle 10 g INR 1,010<br />
113301000 Glass bottle 100 g INR 6,100<br />
R20/21 R25 R37/38<br />
R41<br />
S26 S36/37 S45<br />
Moisture sensitive<br />
C 8 Cl 2 N 2 O 2<br />
CAS: 84-58-2<br />
MFCD00001593<br />
FW: 227.01<br />
mp: 210-217 °C<br />
2,2'-Dichlorodiethyl ether, 99+%<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
264940050 Glass bottle 5 ml INR 560<br />
264941000 Glass bottle 100 ml INR 5,080<br />
264942500 Glass bottle 250 ml INR 5,260<br />
R10 R26/27/28 R40<br />
S7/9 S27 S28A S36/<br />
37 S45<br />
Lachrymator<br />
C 4 H 8 Cl 2 O O(CH 2 CH 2 Cl) 2<br />
CAS: 111-44-4<br />
MFCD00000975<br />
FW: 143.02<br />
Dichlorodiethylsilane, 97%<br />
mp: -52 °C<br />
bp: 178.5 °C<br />
Fp: 55 °C<br />
d: 1.220<br />
n 20<br />
D : 1.456 -1.458<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
338100050 Glass bottle 5 g INR 2,070<br />
338100250 Glass bottle 25 g INR 6,510<br />
R10 R22 R34<br />
S16 S26 S36/37/39<br />
S45<br />
Lachrymator<br />
Moisture sensitive<br />
C 4 H 10 Cl 2 Si (CH 3 CH 2 ) 2 Si(Cl) 2<br />
CAS: 1719-53-5<br />
MFCD00000493<br />
FW: 157.12<br />
2,5-Dichloro-3,6-dihydroxy-1,4-benzoquinone , see Chloranilic acid on page 491<br />
2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one , see 2',7'-Dichlorofluorescein<br />
on page 738<br />
N<br />
N<br />
mp: -96 °C<br />
bp: 128-129 °C<br />
Fp: 28 °C<br />
O<br />
O<br />
d: 1.050<br />
Cl<br />
Cl<br />
http://www.acros.com Dichlorodicy<br />
2,4-Dichloro-6,7-dimethoxyquinazoline, 97%<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
342550050 Glass bottle 5 g INR 2,270<br />
342550250 Glass bottle 25 g INR 6,450<br />
R36/37/38<br />
S26 S37/39<br />
C 10 H 8 Cl 2 N 2 O 2<br />
CAS: 27631-29-4<br />
MFCD00051733<br />
FW: 259.09<br />
mp: 172-177 °C<br />
1,1-Dichlorodimethyl ether<br />
APPLICATION GUIDE<br />
Interconversion of functional groups<br />
* Carboxylic acid to acid halide Mild reagent giving high yield conversions. CB 1960, 93, 88<br />
* Sulphonic acid to sulphonyl chloride Mild reagent giving high yield conversions. CB 1960, 93, 88<br />
1,1-Dichlorodimethyl ether, 97%<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
113470100 Glass bottle 10 g INR 590<br />
113471000 Glass bottle 100 g INR 2,390<br />
R10 R20/21/22 R34<br />
S26 S36/37/39 S45<br />
Moisture sensitive<br />
Store below +4ºC<br />
C 2 H 4 Cl 2 O Cl 2 CHOCH 3<br />
CAS: 4885-02-3<br />
MFCD00000828<br />
FW: 114.96<br />
Dichlorodimethylgermane, 99%<br />
bp: 85 °C<br />
Fp: 42 °C<br />
d: 1.270<br />
n 20<br />
D : 1.4295 -1.4325<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
316500010 Glass bottle 1 g INR 3,400<br />
316500050 Glass bottle 5 g INR 12,860<br />
R10 R34<br />
S16 S25 S36/37/39<br />
S45<br />
Light sensitive<br />
Moisture sensitive<br />
C 2 H 6 Cl 2 Ge (CH 3 ) 2 GeCl 2<br />
CAS: 1529-48-2<br />
MFCD00013588<br />
FW: 173.57<br />
mp: -22 °C<br />
bp: 123 °C<br />
Fp: 32 °C<br />
1,3-Dichloro-5,5-dimethylhydantoin<br />
d: 1.500<br />
n 20<br />
D : 1.459 -1.461<br />
<strong>Acros</strong> <strong>Organics</strong> Product code Packaging Pack size Price<br />
214220050 Glass bottle 5 g INR 1,440<br />
214222500 Glass bottle 250 g INR 2,080<br />
R8 R22 R34<br />
S17 S26 S36/37/39<br />
S45<br />
Moisture sensitive<br />
C 5 H 6 Cl 2 N 2 O 2<br />
CAS: 118-52-5<br />
MFCD00003190<br />
FW: 197.02<br />
mp: 131-136 °C<br />
Fp: 171 °C<br />
Please enquire for bulk quantities 735<br />
O<br />
O<br />
N<br />
Cl<br />
O Cl<br />
N<br />
N O<br />
Cl<br />
N<br />
Cl<br />
D
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