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Factory Price Pharmaceutical Chemical Purity Degree 99% Theophylline

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CAS No.:

58-55-9

Grade:

Pharmaceutical Grade

Content:

99%

Port:

SHANGHAI

Brand:

Packaging:

25KG/Drum

Price valid (until):

2024-05-22

 This product has been removed from the shop temporarily..

Dingyanchem

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Pharmaceutical materials (APIs),Pharmaceutical Intermediates,Fine chemicals,Biochemical reagents

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Product Name	Grade / Content	Supplier Name	Details
Theophylline 99%	Pharmaceutical Grade/99	Yichang City Yong promise Pharmaceutical Co., Ltd.	Inquiry
Theophylline	Pharmaceutical Grade/99	Wuhan BJM Pharm Inc.	Inquiry
58-55-9	/	Guangzhou Yaoguang Technology Co., Ltd.	Inquiry
Theophylline 58-55-9	/99	LUYUNJIA CHEMISTRY XIAMEN LIMITED	Inquiry
Theophylline 99% powder aly- 58-55-9 lk	Pharmaceutical Grade/99	Shandong zhishang chemical Co.,Ltd	Inquiry

Product Description
Seller Information
Inquiry History

Description

Product Detail

Characters	White or nearly white crystalline powder	conforms
Identification A	270 ℃~274 ℃	271~272℃
Identification B	The sample spectrum should be consistent with the reference spectrum	conforms
Identification C	positive reaction	conforms
Identification E	positive reaction	conforms
Appearance of solution	Clear, colorless	conforms
Acidity	50ML solution S consumes 0.01mol/L NaOH ≤ 1.0ml	conforms
Loss on Drying	≤ 0.5%	0.06%
Sulfated Ash	≤ 0.1%	0.05%
Related Substances	Impurity A B. C D ≤ 0.1% Other impurities ≤ 0.1% Total impurities ≤ 0.5%	not detected not detected not detected
Assay	99.0%~101.0%	99.6%
Conclusion	The product complies with BP2023、EP11.0

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Q1 Can i get some samples
A1 Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2 How to start orders or make payments
A2 Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T,or Paypal or Escrow(Alibaba).
Q3 How to confirm the Product Quality before placing orders
A3 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.
Q4 What's your MOQ
A4 Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q5 How about delivery leadtime
A5 Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q6 Is there a discount
A6 Different quantity has different discount.
Q7 How do you treat quality complaint
A7 First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Q8 How to contact us
A9 You can chat with us by Trademanager,MSN&Skype Online.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly or send Email to us., you will get our reply.

ECHEMI Editorial Reference

white to light yellow crystal powder

Certificates

Basic Info

Product Name:

Theophylline

Other Name:

1H-Purine-2,6-dione,3,9-dihydro-1,3-dimethyl-;Theophylline;1H-Purine-2,6-dione,3,7-dihydro-1,3-dimethyl-;3,9-Dihydro-1,3-dimethyl-1H-purine-2,6-dione;1,3-Dimethylxanthine;Elixophylline;Pseudotheophylline;Theophyllin;Elixophyllin;Theograd;Solosin;Lanophyllin;Liquophylline;Optiphyllin;Parkophyllin;Theofol;Theolair;Slo-Phyllin;Nuelin;Theo-Dur;Theona P;Quibron T/SR;Theodel;Uniphyllin;Euphylong;Armophylline;Theotard;Teonova;Elan;Spophyllin retard;Austyn;Asmax;Duraphyl;Egifilin;Quibron T;Uniphyl;Theodrip;Theopek;Pulmo-Timelets;Sustaire;Bilordyl;Somophyllin CRT;Theostat;Afonilm;Bronkodyl;Unifyl;Etheophyl;Cetraphylline;Theon;Slo-Bid;Theo-Sav;Theovent;Xanthium;Theo 24;Theobid;Theoclear;Talotren;Constant T;Aerolate;Theophyl;Lasma;Brochoretard;Theobid Duracap;Theochron;Duraphyllin;LaBID;Theoplus;Aerobin;Tesona;Physpan;PulmiDur;Pro-Vent;Accurbron;Diffumal;Somophyllin T;Respbid;Teocen 200;NSC 2066;Unilong;Chronophyllin;Theo-Nite;Respicur;Telb-DS;Theo-DS;Theodur Dry Syrup;Telbans Dry Syrup;Insanovin;Unicontin CR;Telbans;Controfilina 200;phylobid;Apnecut;Throphylline;GM 501 SpermMobil;Teotard;Teotard 350;1,3-Dimethyl-1H-purine-2,6(3H,7H)-dione;1,3-Dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione;1,3-Dimethyl-3,7-dihydro-purine-2,6-dione;1,3-Dimethyl-2,3,6,9-tetrahydro-1H-purine-2,6-dione;46157-00-0;56645-32-0;75448-53-2;111079-49-3;1024160-72-2

CAS No.:

58-55-9

Molecular Formula:

C7H8N4O2

InChIKeys:

InChIKey=ZFXYFBGIUFBOJW-UHFFFAOYSA-N

Molecular Weight:

180.16400

Exact Mass:

180.16

EC Number:

200-385-7

HScode:

2939590000

Categories:

Respiratory Drugs

Characteristics

PSA:

72.68000

XLogP3:

-1.03970

Appearance:

Theophylline is an odorless white crystalline powder. Odorless. Bitter taste. (NTP, 1992)

Density:

1.465 g/cm3

Melting Point:

270 °C

Boiling Point:

454.1ºC at 760 mmHg

Flash Point:

228.4ºC

Refractive Index:

1.737

Water Solubility:

H2O: 8.3 g/L (20 ºC)

Storage Conditions:

2-8ºC

Vapor Pressure:

negligible

Toxicity:

LD50 oral in rabbit: 350mg/kg

Odor:

Odorless

Taste:

Bitter

PH:

A saturated solution in water is faintly acid.

PKA:

8.81None

See More Theophylline Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 3, Oral

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H301 Toxic if swallowed
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product.
Response	P301+P316 IF SWALLOWED: Get emergency medical help immediately. P321 Specific treatment (see ... on this label). P330 Rinse mouth.
Storage	P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Separated from food and feedstuffs.

See More Theophylline Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Pharmaceutical materials (APIs),Pharmaceutical Intermediates,Fine chemicals,Biochemical reagents

Location:
Room 601, Building 4,No.571, Str.19, Hangzhou, Zhejian

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,TT against B/L draft before shipment

Average lead Time:
20

Total Annual Revenue:
Less than $1 million

Total Employees:
11-50

Year of Establishment:
2013

Certifications:
Hazardous Chemicals Production License,Business license

Company Profile
Located in Xiasha Economic Development Park of Hangzhou city (capital of Zhejiang province in the southeast coastal region of China), Hangzhou Dingyan Chem Co.,Ltd is a modern private enterprise; we are mainly engaged in the development, trade and independent.import and export business of hi-tech products such as pharmaceutical materials (APIs), pharmaceutical intermediates, fine chemicals and biochemical reagents, etc. Insisting on the development path of “scientific and technological innovation” since our foundation, we has laid great stresses on the research and development of scientific and technological innovation. Now, our products are well sold in more than 60 countries and regions in North America, Western Europe, Southeast Asia, Central and South America, and then established long-term and steady relations of cooperation with many pharmaceutical enterprises in Europe, USA, Greece, Germany, South Korea and India, etc. WE are highly appraised and trusted by customers for rigorous attitude and sincere service. Taking “market as guidance, technological innovation as support, and environmental protection and safety as mission, to build brand image by honest business and dedicated work”, we are committed to the development of biochemicals and fine chemicals, etc.

Inquiry History

3 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Theophylline	250 KG	Jul 23, 2026
Ethiopia	Theophylline	50 KG	Sep 17, 2025
Czech	Theophylline	100 KG	Dec 30, 2024

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Factory Price Pharmaceutical Chemical Purity Degree 99% Theophylline

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Product Description

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