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1,3-Diethyl-8-phenylxanthine

CAS No.
75922-48-4
Chemical Name:
1,3-Diethyl-8-phenylxanthine
Synonyms
DPX;Depx;1,3-Dithyl-8-phenylxanthine;1,3-Diethyl-8-phenylxanthine;8-Phenyl-1,3-diethylxanthine;1,3-Diethyl-3,9-dihydro-8-phenyl-1H-purine-2,6-dione;1H-Purine-2,6-dione, 1,3-diethyl-3,9-dihydro-8-phenyl-;1H-Purine-2,6-dione, 1,3-diethyl-3,7-dihydro-8-phenyl-;1,3-DIETHYL-8-PHENYLXANTHINE (DPX) A1 AD ENOSINE RECEPTOR
CBNumber:
CB2467698
Molecular Formula:
C15H16N4O2
Molecular Weight:
284.31
MDL Number:
MFCD00043206
MOL File:
75922-48-4.mol
MSDS File:
SDS
Last updated:2026-09-12 18:51:19

1,3-Diethyl-8-phenylxanthine Properties

Melting point 298-300°C
Boiling point 426.81°C (rough estimate)
Density 1.1455 (rough estimate)
refractive index 1.6500 (estimate)
storage temp. -20°C Freezer
solubility H2O: very slightly soluble
form solid
color white
Water Solubility 1mg/L(temperature not stated)
Stability Store tightly sealed at RT; Store solutions at 4°C {several weeks)
Major Application hematology
histology
FDA UNII 2KCV39GKGL
UNSPSC Code 12171500
NACRES NA.47

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Health Hazard (GHS08)Exclamation Mark (GHS07)
GHS02,GHS08,GHS07
Signal word  Danger
Hazard statements  H226-H304-H312+H332-H315-H319-H335-H373-H412
Precautionary statements  P210-P273-P280-P301+P310-P303+P361+P353-P331
target organs Central nervous system,Liver,Kidney, Respiratory system
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
WGK Germany  3
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Aquatic Chronic 3
Asp. Tox. 1
Eye Irrit. 2
Flam. Liq. 3
Skin Irrit. 2
STOT RE 2 Inhalation
STOT SE 3

1,3-Diethyl-8-phenylxanthine price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 317616 D.P.X. Neutralmountingmedium 100mL $63.9 2026-04-30 Buy
TRC TRC-D444700-50MG 1,3-Diethyl-8-phenylxanthine 75922-48-4 50mg $127 2026-06-03 Buy
Biosynth FD21820 1,3-Diethyl-8-phenylxanthine 75922-48-4 50mg $250 2026-06-04 Buy
Biosynth FD21820 1,3-Diethyl-8-phenylxanthine 75922-48-4 100mg $328 2026-06-04 Buy
Biosynth FD21820 1,3-Diethyl-8-phenylxanthine 75922-48-4 250mg $595 2026-06-04 Buy
Product number Packaging Price Buy
317616 100mL $63.9 Buy
TRC-D444700-50MG 50mg $127 Buy
FD21820 50mg $250 Buy
FD21820 100mg $328 Buy
FD21820 250mg $595 Buy

1,3-Diethyl-8-phenylxanthine Chemical Properties,Uses,Production

Chemical Properties

Off-White to Pale Yellow Solid

Uses

A selective A1 adenosine receptor antagonist. Binding activity: IC50 (nM): A1 =135, A2 = 5300. UV lmax (log e, MeOH): 237 nm (4.35), 309 nm (4.33).

52998-22-8
100-52-7
75922-48-4
Synthesis of 1,3-Diethyl-8-phenylxanthine from 1,3-Diethyl-5,6-diaminouracil and Benzaldehyde

1,3-Diethyl-8-phenylxanthine Preparation Products And Raw materials

Raw materials

Preparation Products

1,3-Diethyl-8-phenylxanthine Suppliers

Global( 24)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Hefei TNJ Chemical Industry Co.,Ltd. +86-0551-65418684 +86-18949823763 sales@tnjchem.com China 25333 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
Hubei zhonglong Kangsheng Fine Chemical Co., Ltd 027-83850381 18171045381 2533797015@qq.com China 990 58
LGC Science (Shanghai) Ltd. 17717235263 17717235263 offer.de@lgcgroup.com China 38135 58
DAYANG CHEM (HANGZHOU) CO.,LTD +86-88938639 +86-17705817739 info@dycnchem.com China 53799 58
DPX 1,3-DIETHYL-8-PHENYLXANTHINE (DPX) A1 AD ENOSINE RECEPTOR 1,3-Dithyl-8-phenylxanthine 1,3-Diethyl-3,9-dihydro-8-phenyl-1H-purine-2,6-dione 8-Phenyl-1,3-diethylxanthine 1H-Purine-2,6-dione, 1,3-diethyl-3,7-dihydro-8-phenyl- Depx 1H-Purine-2,6-dione, 1,3-diethyl-3,9-dihydro-8-phenyl- 1,3-Diethyl-8-phenylxanthine 75922-48-4 C15H16N4O2 Aromatics Bases & Related Reagents Heterocycles Nucleotides All Inhibitors Inhibitors