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ChemicalBook >> CAS DataBase List >> Theophylline

Theophylline

Theophylline price.
  • $5 - $1231
  • Product name: Theophylline
  • CAS: 58-55-9
  • MF: C7H8N4O2
  • MW: 180.16
  • EINECS:200-385-7
  • MDL Number:MFCD00079619
  • Synonyms:Theocontin;Theodel;Theo-dur;theo-dur-sprinkle ;Theofol;Theograd;Theolix;Theona P
Price90 Properties Safety Information Description
90 prices
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  • aablocks
  • AK Scientific
  • Ambeed
  • ApexBio Technology
  • Arctom
  • Aronis compounds
  • Biorbyt Ltd
  • Biosynth
  • Cayman Chemical
  • Chemenu
  • Chem-Impex
  • ChemScene
  • Crysdot
  • DC Chemicals
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
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  • TRC
  • Usbiological
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  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging1g
  • Price$8
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging5g
  • Price$19
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging25g
  • Price$21
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging100g
  • Price$32
  • Updated2026-05-29
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ40064
  • Product descriptionTheophylline
  • Packaging25mg
  • Price$48
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA896968
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging25g
  • Price$11
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA896968
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging1g
  • Price$5
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA896968
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging5g
  • Price$6
  • Updated2021-12-16
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  • ManufacturerApexBio Technology
  • Product numberN1442
  • Product descriptionTheophylline
  • Packaging5g
  • Price$50
  • Updated2026-05-06
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  • ManufacturerArctom
  • Product numberHY-B0809
  • Product descriptionTheophylline 99.94%
  • Packaging10mM*1mLinDMSO(Solid+Solvent)
  • Price$62
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberHY-B0809
  • Product descriptionTheophylline 99.94%
  • Packaging10mM*1mLinDMSO(Solution)
  • Price$62
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberHY-B0809
  • Product descriptionTheophylline 99.94%
  • Packaging500mg
  • Price$57
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberHY-B0809R
  • Product descriptionTheophylline (Standard) 99.99%
  • Packaging25mg
  • Price$66
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberAS017837
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging1g
  • Price$5
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS017837
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging5g
  • Price$6
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS017837
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging25g
  • Price$11
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00IA8K 1,3-Dimethylxanthine 97% 1g $8 2026-05-29 Buy
aablocks AA00IA8K 1,3-Dimethylxanthine 97% 5g $19 2026-05-29 Buy
aablocks AA00IA8K 1,3-Dimethylxanthine 97% 25g $21 2026-05-29 Buy
aablocks AA00IA8K 1,3-Dimethylxanthine 97% 100g $32 2026-05-29 Buy
AK Scientific J40064 Theophylline 25mg $48 2021-12-16 Buy
Ambeed A896968 1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98% 25g $11 2021-12-16 Buy
Ambeed A896968 1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98% 1g $5 2021-12-16 Buy
Ambeed A896968 1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98% 5g $6 2021-12-16 Buy
ApexBio Technology N1442 Theophylline 5g $50 2026-05-06 Buy
Arctom HY-B0809 Theophylline 99.94% 10mM*1mLinDMSO(Solid+Solvent) $62 2026-05-26 Buy
Arctom HY-B0809 Theophylline 99.94% 10mM*1mLinDMSO(Solution) $62 2026-05-26 Buy
Arctom HY-B0809 Theophylline 99.94% 500mg $57 2026-05-26 Buy
Arctom HY-B0809R Theophylline (Standard) 99.99% 25mg $66 2026-05-26 Buy
Arctom AS017837 1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98% 1g $5 2021-12-16 Buy
Arctom AS017837 1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98% 5g $6 2021-12-16 Buy
Arctom AS017837 1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98% 25g $11 2021-12-16 Buy
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Properties

Melting point :271-273 °C
Boiling point :312.97°C (rough estimate)
Density :1.3640 (rough estimate)
refractive index :1.6700 (estimate)
Flash point :11 °C
storage temp. :2-8°C
solubility :0.1 M HCl: soluble
form :powder
pka :8.77(at 25℃)
color :white
Water Solubility :8.3 g/L (20 ºC)
Merck :14,9285
BRN :13463
Henry's Law Constant :5.5×108 mol/(m3Pa) at 25℃, HSDB (2015)
BCS Class :3,1
Stability :Stable. Incompatible with strong oxidizing agents.
Cosmetics Ingredients Functions :SKIN CONDITIONING - MISCELLANEOUS
InChI :1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)
InChIKey :ZFXYFBGIUFBOJW-UHFFFAOYSA-N
SMILES :CN1C(=O)N(C)c2[nH]cnc2C1=O
LogP :-0.020
CAS DataBase Reference :58-55-9(CAS DataBase Reference)
IARC :3 (Vol. 51) 1991
NIST Chemistry Reference :1,3-Dimethylxanthine(58-55-9)
EPA Substance Registry System :Theophylline (58-55-9)

Safety Information

Symbol(GHS): Skull and Crossbones (GHS06)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Theophylline has been used to study its effects on rat gene expression in the ubiquitin-proteasome pathway that regulates spermatogenesis and epididymal sperm quality. Theophylline has also been used as an internal standard for the measurement of plasma paracetamol levels in humans.

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Suppliers and manufacturers

Hunan Er-Kang Pharmaceutical Co., Ltd J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. 3B Pharmachem (Wuhan) International Co.,Ltd. TCI (Shanghai) Development Co., Ltd. Beijing HwrkChemical Technology Co., Ltd Capot Chemical Co., Ltd LGM Pharma Shanghai Hanhong Scientific Co.,Ltd. Chemsky（shanghai）International Co.,Ltd.