Keywords

• Theophylline
• Theophylline anhydrous
• 1,3-dimethyl-xanthin

Quick Details

• ProName: CAS 58-55-9 Theophylline
• CasNo: 58-55-9
• Molecular Formula: C42H68O13
• Appearance: Brown Powder
• Application: Theophylline is mainly used in the tre...
• DeliveryTime: 5-7 woking day
• PackAge: 1kg/Bag or 25kg/Drum
• Port: Qingdao port, Tianjin port
• ProductionCapacity: 3000 Kilogram/Month
• Purity: >99%
• Storage: Keep away from heat, sparks, and flame...
• Transportation: Bag or Drum
• LimitNum: 5 Kilogram
• packing: According to your request

Superiority

Specification of Theophylline /  Theophylline Anhydrous  

Introduction of Theophylline /  Theophylline Anhydrous  

Product Name:  2018 Trending Products Theophylline / Theophylline Anhydrous 

Other Name:  3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione

CAS number: 58-55-9
Molecular formula: C7H8N4O2
Molecular weight: 180.16400
Appearance and traits: white to off-white crystalline powder
 Density: 1.465 g/cm3
Melting point: 271-273 °C
Boiling point: 454.1oC at 760 mmHg
Flash point: 11 °C
Refractive index: 1.737
Water solubility: 8.3 g/L (20 °C)
Stability: Stable. Incompatible with strong oxidizing agents.
Storage condition: 2-8°C
Theophylline (Theophylline) is a chemical substance widely found in black tea and green tea in nature.

Theophylline is a phosphodiesterase (PDE) inhibitor that can be widely used in the treatment of respiratory diseases.

Theophylline  has similar structural and pharmacological properties  The main effects of theophyllineare: Relaxation of bronchial smooth muscles Strengthen myocardial contractions Accelerate heart rhythm Increase blood pressure Increase renal blood flow Some anti-inflammatory effects; Theophylline and many kinds of drugs (such as phenytoin antiepileptic drugs and cimetidine like antiulcer Drugs) have interactions, and care should be taken when using them.

Theophylline is mainly used in the treatment of chronic obstructive diseases of the airways, airway cholinergic nerve hyperfunction, chronic obstructive pulmonary diseases (COPD) and bronchial asthma.

Theophyllineis a bronchodilator. 

It helps open up the airways in yourlungs to make it easier to breathe. This medicine is used to treat thesymptoms of asthma, bronchitis, and emphysema. 

Details

Our company specializes in processing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents,  

Our company has a number of sales team, service and information feedback vertical integration of a sound marketing network, products are sold throughout the country and exported to South Asia, Europe, America, Africa and other more than 20 countries and regions.  

Companies adhering to the "pursuit of quality, innovation and development" business philosophy, to serve as a foundation, for the survival by the quality, seek development by science and technology, adhere to quilty comes first,fair price,good sense of customer service and responsibility. in the future hebei Nengqian import and export trade Co.,Ltd will always hold "integrity, innovation" business philosophy, to achieve honesty management, on the way of specialization, internationalization,  Keep moving!  

Our advantages: 

1, High quality with competitive price:

1) Standard:BP/USP/EP/Enterprise standard

2) All Purity≥99%

3) We are manufacturer and can provide high quality products with factory price.

 2, Fast and safe delivery

1) Parcel can be sent out in 24 hours after payment.Tracking number available

2) Secure and discreet shipment.Various transportation methods for your choice.

3) Customs pass rate ≥99%

4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,

and we have stock in there for transferring.

Product Packaging：

1) 1kg/bag (1kg net weight, 1.1kg gross weight, packed in an aluminum foil bag)

2) 25kg/drum (25kg net weight, 28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 360mm diameter)

 Storage：

Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.

Delivery：

Usually within3-5 working days after full payment.

transport：

EMS,DHL, TNT, UPS ,FEDEX, BY AIR, BY SEA

DHL Express, FedEx and EMS for quantity less than 50KG, usually called as DDU service; 

Sea shipping for quantity over 500KG; And air shipping is available for 50KG above;

For high value products, please select air shipping and DHL express for safe;

Our Service:
1. Fast Delivery: We can delivery within 24 hours upon receipt of your payment.
2. Quality can be promised. Hot sell to Worldwide.
3. Payment Terms: T/T,, t/t
4. Free Sample available at any time.
5. Tracking your order at any time. Inform your order's further new situation at any time.
6. Package: Professional packing with professional materials.
 

FAQ: 
1. Are you a trade company or factory   
We are a  factory with our own trading company.  
 

2. How do you control the quality   
   Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.   
    
3.  How long is lead time   
   We deliver goods within 3 days for small order, 7-10 days for bulk order.   
    
4.  Where is your factory located  How can I visit the factory   
    Our factory located in HEBEI, China.

5. Can i get some samples  
  Yes, we can supply free sample, but the shipping cost be paid by our customers. 

6. How to start orders or make payments  
  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.Payment by T/T,  
 

7. How to confirm the Product Quality before placing orders  
  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. 
  You can send us your product specifications and requests,we will manufacture the products according to your requests. 
 

8. How long is lead time

We deliver goods within 3 days for small order, 7-10 days for bulk order.

9. How do you treat quality complaint

  First of all, our quality control will reduce the quality problem to near zero. If there is a realquality problem caused by us, we will send you free goods for replacement or refund your loss.