U-49900 is a new synthetic designer drug, classified as an opioid. It is an analogue of the predecessor U-47700 and has all its properties, U-49900 was created so as not to lose the quality of the product and slightly improve it, minimizing the side effect on the body and obtaining an excellent opiate-type chemical.






IUPAC trans-3,4-dichloro-N-[2-(diethylamino)cyclohexyl]-N-methyl-benzamide
Formula C18H26Cl2N2O
Molecular weight 357.3 g/mol
CAS 67579-76-4
Appearance No
Purity ≥ 98 %

This chemical is intended for research and legal work.

The side-effects of U-49900 are not known.

The complete chemical formula U-49900: trans-3,4-dichloro-N- [2- (diethylamino) cyclohexyl] -N-methyl-benzamide.

Storage conditions: in a dry and cool place. The terms U-49900 can last up to 2 years under the right 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 exchems.com you buy a chemical at a wholesale price and get a discount coupon on subsequent purchases on our website.

8 thoughts on “Buy U-49900

  1. Sam. says:

    Hi! I want to order 1 kg, Western Union payment or electronic bitcoin, contact me as soon as possible, ready to pay.

  2. Brad says:

    I want to try to take this chemical, I heard that it is good, I will take 50-100 grams, I need express delivery to the Netherlands.

  3. Bill smith says:

    I am ready to order now. Western Union payment ready. I want to start with 10 grams

  4. Justin says:

    What is your most popular synthetic opioid, and do you have 5g samples?

  5. jose rivera says:

    hey direction de products para comprar

  6. Matt says:

    How much for 10g and 50g in US amount? Possible to send to Florida, US?? Please email asap very interested in this product and another.

    1. admin says:

      I answered you on your e-mail, please check.

  7. John says:

    u send to United States?

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