Basic Info:

  • Chemical Synonym(s): acycloguanosine; Zyclir; w-248-u; Aciclovir; Vimrax; Expand
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  • CAS Number: 59277-89-3
  • Chemical Formula:


  • MSDS: Download


Boiling Point
595ºC at 760 mmHg
Melting Point
Storage Condition
H2O: 0.7 mg/mL
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We help you source Acyclovir in China

Our Advantages:

Our company has a team of specialized pharmaceutical intermediates, and at the same time we have a wealth of plant resources, we know the reactions each plant excels at, know the waste and exhaust gases for each reaction, and understand the costs and methods of treatment. So, we can quickly match the most suitable plant for you From the material in the lab, to commercial production, we can help you get it fast. We divide the entire pharmaceutical intermediate production process into the following sections: 1. Laboratories develop routes 2. Inter test test 3. Large production shop trial production Every step we have a lot of experience and success stories

We have a 20+ year track record of working with suppliers in China and rating reports on them, and we keep our suppliers updated with the latest news so our customers can get the latest supplier reports. We know the market well and have early warning notifications on upstream raw material prices to help you build a stable supply chain.

When selecting suppliers, our procurement specialists will audit the qualification of suppliers, conduct thorough investigations such as field visits and sample testing, and make ratings to ensure the authenticity and legality of supplier information.

We have a long-term stable cooperation with GLP laboratories, encounter customer test results and supplier test results do not match the situation, we will commission a third party to test to ensure the accuracy, authenticity and reliability of the experimental results. In this way, we can effectively control the product quality problems.

We have a long-term cooperative warehouse and can follow up packaging and labeling according to safety regulations and customer requirements. In order to effectively prevent damage to the goods in transit, we have prepared various reinforcement measures and packaging solutions.

We have a number of international freight companies with whom we have long-standing cooperation, and we can choose several route options according to the customer's requirements. For more difficult or urgent orders, we will prepare several alternative solutions to ensure safe and timely delivery.


We promise to immediately and unconditionally exchange or return the goods if they have quality problems. Our employees who deal with after-sales issues have many years of international work experience and are familiar with various processes in multinational work, so they can communicate and deal with after-sales issues without any obstacles.

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Acyclovir is a common antifungal drug for topical application. It is in a class of antiviral drugs called nucleoside analogs. It is a synthetic nucleoside analog of guanosine.

It is a white to light yellow crystalline powder. It is chemically stable but incompatible with potent oxidizing agents. It is produced by trimethylsilylating guanine, reacting with 2-benzyloxy ethoxy methyl chloride and then removing the benzyl group to obtain acyclovir.

The yield of this method is not very high. It is the main ingredient in the preparation of Zovirax. This medication contains acyclovir, a synthetic analog of penciclovir.

The active substance in this drug prevents viral DNA synthesis and suppresses the development of herpes virus infections in humans.


Acyclovir is a medication used to treat herpes labialis infections. It is also indicated for cold sores around the mouth, caused by herpes simplex virus type 1 (HSV-1).

Acyclovir is one of the most common medicines used for the treatment of genital herpes. Acyclovir effectively treats the herpes simplex virus (HSV), which is responsible for causing genital herpes.

It is also helpful in treating chickenpox, cold sores, shingles, and genital herpes. Acyclovir can be used either by adults or children suffering from chickenpox, HSV infection, or shingles. It inhibits the replication of the herpes virus by selective inhibition of the viral thymidine kinase (TK) in infected cells.

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