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SL-164 (dicloqualone, DCQ)

SL-164 (dicloqualone, DCQ)

SL-164 (dicloqualone, DCQ)

SL-164 (dicloqualone, DCQ)
SL-164 (dicloqualone, DCQ)

SL-164 (dicloqualone, DCQ) is a sedative, hypnotic and anticonvulsant of the quinazolinone class, an analogue of methaqualone, which was developed in the 60s of the last century by the Sumitomo team. This drug has never been sold as a medical product and is a designer drug. SL-164 has the property of increasing the activity of GABA receptors in the brain and nervous system, lowers blood pressure and relaxation occurs, similar in effect to benzodiazepines and barbiturates. At high dosages, the drug can cause a lot of side effects, such as vomiting, convulsions, respiratory arrest and cardiac arrest. This drug has a legal status in many countries at the moment.

You can buy SL-164 online right now from our manager as a designer drug for chemical research.

SL-164 (dicloqualone, DCQ)
SL-164 (dicloqualone, DCQ)
  • SL-164
IUPAC 5-chloro-3-(4-chloro-2-methylphenyl)-2-methylquinazolin-4-one
Formula   C16H12Cl2N2O
Molecular weight   319.185 g·mol−1
CAS   3476-88-8
Appearance    Powder
Purity    ≥ 98%

SL-164 and all other sedative designer drug on this website are for research and legal applications. SL-164 is a designer drug with obvious physiological and psychoactive effects.

Side effects from SL-164e are not known

Storage conditions: in a cool and dry place. Terms SL-164 , can last up to 2 years with proper storage conditions.


We would like to draw your attention to the fact that before you place an order on our website, we checked the legality of the necessary chemicals. The list of permitted chemicals you should know in your country. We did not send orders to Russia, Belarus, Hong Kong, Singapore. We would like you not to order prohibited chemicals in your country.

By purchasing chemical studies on you buy a chemical at a wholesale price and get a discount coupon on subsequent purchases on our website.

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