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ChemicalBook >> CAS DataBase List >> Theophylline

Theophylline

Theophylline price.
  • $5 - $1025
  • 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
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  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging1g
  • Price$8
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging25g
  • Price$21
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging5g
  • Price$19
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IA8K
  • Product description1,3-Dimethylxanthine 97%
  • Packaging100g
  • Price$32
  • Updated2026-05-29
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  • ManufacturerAK Scientific
  • Product numberJ40064
  • Product descriptionTheophylline
  • Packaging25mg
  • Price$48
  • Updated2021-12-16
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  • 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
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  • 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$48
  • 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-B0809R
  • Product descriptionTheophylline (Standard) 99.99%
  • Packaging10mg
  • Price$34
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberCFN99768
  • Product descriptionTheophylline ≥98%
  • Packaging20mg
  • Price$30
  • Updated2021-12-16
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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
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  • ManufacturerArctom
  • Product numberAS017837
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging5g
  • Price$6
  • Updated2021-12-16
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  • ManufacturerArctom
  • Product numberAS017837
  • Product description1,3-Dimethyl-1H-purine-2,6(3H,9H)-dione 98%
  • Packaging25g
  • Price$11
  • Updated2021-12-16
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  • ManufacturerArctom
  • Product numberSY066799
  • Product descriptionTheophylline
  • Packaging10mg
  • Price$21.82
  • 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% 25g $21 2026-05-29 Buy
aablocks AA00IA8K 1,3-Dimethylxanthine 97% 5g $19 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 $48 2021-12-16 Buy
ApexBio Technology N1442 Theophylline 5g $50 2026-05-06 Buy
Arctom HY-B0809R Theophylline (Standard) 99.99% 10mg $34 2026-05-26 Buy
Arctom CFN99768 Theophylline ≥98% 20mg $30 2021-12-16 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
Arctom SY066799 Theophylline 10mg $21.82 2021-12-16 Buy

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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