PRODUCT NAME: | PROPYLTHIOURACIL |
CAS NO.: | 51-52-5 |
EINECS: | 200-103-2 |
MOLECULAR WEIGHT: | 170.2321 |
FORMULA: | C7H10N2OS |
DENSITY: | 1.24 |
BOILING POINT: | 355.2ºC AT 760MMHG |
MELTING POINT: | 218-221ºC |
FLASH POINT: | 326 ºC |
REFRACTIVE INDEX: | 1.609 |
Propylthiouracil is an antithyroid drug used against hyperthyroidism, toxic goiter or in preparation for thyroid surgery.
1. Internal medicine treatment of hyperthyroidism
Suitable for patients with mild symptoms and those who are not suitable for surgery or radioactive iodine treatment, such as children, adolescents, and those who experience postoperative recurrence and are not suitable for radioactive iodine treatment. It can also be used as an adjuvant therapy during radioactive iodine therapy.
2. Treatment of thyroid crisis
In addition to using high-dose iodine and taking other comprehensive measures, a large amount of this product can be used as an adjuvant therapy to block the synthesis of thyroid hormone.
3. Preoperative preparation
In order to reduce anesthesia and postoperative complications, and prevent thyroid crisis after surgery, this product should be taken before surgery to restore or approach normal thyroid function, and then iodine should be added about two weeks before surgery.


- Best price of this product due to our strictly control over raw materials and production costs.
- Our company is confident at the product quality. Professional R&D technology team and equipment which keep products quality better and better.
- Factory locates in national new material industrial park where guarantees safe and continuous production.
- More than 15 years chemical production and exporting experience, and good relationship with customs and ship agents, which guarantee fast and safe export.
- Timely after service resolves your worry for international trade.


Q: What is your payment terms?
A: We accept all payment terms including TT, LC, DP, CAD.
Q: What is your delivery time?
A: Usually we will arrange the delivery within 5 -15 days.
Q: What is your packing?
A: It depends on the products, we normally use standard package from our factory.
We can also arrange customized packages according to customers' requirements.
Q: What is the validity of the products?
A: We guarantee that the cargoes have Min. 80% shelf life on the delivery date.
Q: How about your after-sale service?
A: We have profession team for loading, as well as the logistics team for documents. Our logistics team will send arrival notice for customers and keeping eyes for their feedback once received our cargoes. If any issue, we will solve it at once and our customers are always long term partners.
Q: How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we will send you free goods for replacement or refund your loss.