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Postion:Product Catalog >API>Respiratory Drugs>Asthma drugs>Theophylline
Theophylline
  • Theophylline
  • Theophylline

Theophylline

Price Get Latest Price
Package 5kg 25kg 100kg
Supply Ability: 200000t
Update Time: 2026-05-22

Product Details

Product Name: Theophylline CAS No.: 58-55-9
EC-No.: 200-385-7 Min. Order: 0.0001kg
Purity: 99.99% Supply Ability: 200000t
Release date: 2026/05/22

Chemical Properties

Melting point271-273 °C
Boiling point312.97°C (rough estimate)
Density 1.3640 (rough estimate)
refractive index 1.6700 (estimate)
Flash point11 °C
storage temp. 2-8°C
solubility 0.1 M HCl: soluble
form powder
pka8.77(at 25℃)
color white
Water Solubility 8.3 g/L (20 oC)
Merck 14,9285
BRN 13463
BCS Class3,1
StabilityStable. Incompatible with strong oxidizing agents.
InChIKeyZFXYFBGIUFBOJW-UHFFFAOYSA-N
LogP-0.020
CAS DataBase Reference58-55-9(CAS DataBase Reference)
IARC3 (Vol. 51) 1991
NIST Chemistry Reference1,3-Dimethylxanthine(58-55-9)
EPA Substance Registry SystemTheophylline (58-55-9)
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Safety Information

Hazard Codes Xn,T,F,Xi
Risk Statements 22-39/23/24/25-23/24/25-11-36/37/38
Safety Statements 7-16-36/37-45-36-26-24/25
RIDADR UN 2811 6.1/PG 3
WGK Germany 1
RTECS XH3850000
10-23
TSCA Yes
HazardClass 6.1(b)
PackingGroup III
HS Code 29395900
Hazardous Substances Data58-55-9(Hazardous Substances Data)
ToxicityLD50 oral in rabbit: 350mg/kg


Company Profile Introduction

Anhuyan (Hainan) Biotechnology Co., LTD, factory was founded in 2014 and has been engaged in the research and development and production of fine chemical raw materials and chemical reagents for a long time. The company has strong technical strength. Its products sell well all over the country and are exported abroad. It is deeply trusted by users and is rated as a high-tech enterprise in Hubei province. After years of development, it has now formed a variety of product series, biological buffer series; Amino acid and amino acid derivatives series; Natural cosmetic raw material Series; Chemical reagent series; Pharmaceutical and chemical raw materials and intermediates, etc. We are committed to the development of high-quality products, which have been widely used in daily chemicals, food additives, textile additives, lubricating oil, resin, pesticide, medicine and chemical industry and other industries. Products include: Condo, CAPS,TRIS, dehydrorosin, polypropylene amine hydrochloride, 5,6-dihydroxyindole, chromium acetylpyruvate, tetraacetyl ribose, phosphomolybdic acid, molybdenum acid, 4-aminoantipyrine, dihydrochalcone, dithiosulfontanol (DTT),5-isoquinoline sulfonic acid, 6-benzylaminopyrine, isopropylate, camphoroquinone, silk fibroin, docurate sodium, etc. New loyalty customers are welcome to come for consultation and purchase. Our company was renamed Hubei Yiling biotechnology LTD in 2014. It is a comprehensive high-tech modern enterprise integrating research and development, production and sales. Its sales company and research and development center are located in Guanggu biological City Medical Park, Wuhan city, Hubei Province. The company covers an area of 66279.6 sqm and has 2 production bases and 2 modern scientific research centers. The company has the international leading technical level, and has a group of professional scientific research personnel engaged in this industry. The academic leaders have a doctor's degree or above and have many years of

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  • Since: 2024-12-18
  • Address: No. 32 Binhai Avenue, Longhua District, Haikou City, Hainan Province, China
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