8-Chlorotheophyline

Modify Date: 2026-07-27 11:47:34

8-Chlorotheophyline Structure
8-Chlorotheophyline structure
Common Name 8-Chlorotheophyline
CAS Number 85-18-7 Molecular Weight 214.609
Density 1.6±0.1 g/cm3 Boiling Point 455.0±55.0 °C at 760 mmHg
Molecular Formula C7H7ClN4O2 Melting Point 290 °C (dec.)(lit.)
MSDS N/A Flash Point 229.0±31.5 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 8-chlorotheophylline
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.6±0.1 g/cm3
Boiling Point 455.0±55.0 °C at 760 mmHg
Melting Point 290 °C (dec.)(lit.)
Molecular Formula C7H7ClN4O2
Molecular Weight 214.609
Flash Point 229.0±31.5 °C
Exact Mass 214.025757
PSA 72.68000
LogP -0.42
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.631
InChIKey RYIGNEOBDRVTHA-UHFFFAOYSA-N
SMILES Cn1c(=O)c2[nH]c(Cl)nc2n(C)c1=O
Storage condition Refrigerator
Water Solubility SLIGHTLY SOLUBLE

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XH5063000
CHEMICAL NAME :
Theophylline, 8-chloro-
CAS REGISTRY NUMBER :
85-18-7
LAST UPDATED :
199206
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C7-H7-Cl-N4-O2
MOLECULAR WEIGHT :
214.63

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
440 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
APPNAH Acta Physiologica et Pharmacologica Neerlandica. (Amsterdam, Netherlands) V.1-15, 1950-69. For publisher information, see EJPHAZ. Volume(issue)/page/year: 2,63,1951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
270 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
REFERENCE :
APPNAH Acta Physiologica et Pharmacologica Neerlandica. (Amsterdam, Netherlands) V.1-15, 1950-69. For publisher information, see EJPHAZ. Volume(issue)/page/year: 2,63,1951

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xn:Harmful;
Risk Phrases R22;R36/37/38
Safety Phrases S36-S37/39-S26
RIDADR 2811
WGK Germany 3
RTECS XH5063000
Packaging Group III
Hazard Class 6.1(b)
HS Code 2933990090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~%

8-Chlorotheophyline Structure

8-Chlorotheophyline

CAS#:85-18-7

Learn More
Literature: Chemische Berichte, , vol. 63, p. 2876,2877

~59%

8-Chlorotheophyline Structure

8-Chlorotheophyline

CAS#:85-18-7

Learn More
Literature: Mosselhi; Pfleiderer Journal of Heterocyclic Chemistry, 1993 , vol. 30, # 5 p. 1221 - 1228

~99%

8-Chlorotheophyline Structure

8-Chlorotheophyline

CAS#:85-18-7

Learn More
Literature: Kuz'menko; Zvolinskaya Chemistry of Heterocyclic Compounds, 2000 , vol. 36, # 8 p. 963 - 970

~73%

8-Chlorotheophyline Structure

8-Chlorotheophyline

CAS#:85-18-7

Learn More
Literature: Kuz'menko; Zvolinskaya Chemistry of Heterocyclic Compounds, 2000 , vol. 36, # 8 p. 963 - 970

~%

8-Chlorotheophyline Structure

8-Chlorotheophyline

CAS#:85-18-7

Learn More
Literature: DE86562 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 4, p. 1249 Chemische Berichte, , vol. 28, p. 3139 Chemische Berichte, , vol. 39, p. 430

~%

8-Chlorotheophyline Structure

8-Chlorotheophyline

CAS#:85-18-7

Learn More
Literature: Annali di Chimica (Rome, Italy), , vol. 47, p. 362,364

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 8-ChlorotheophylineBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of [3H]-CGS- 21680 binding to Adenosine A2A receptor in rat brain membrane...
Source: ChEMBL
Target: Adenosine receptor A2a
External Id: CHEMBL645324
Name: AlphaScreen-based biochemical high throughput primary assay to identify inhibitors of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: ULK1_INH_LUMI_1536_1X%INH PRUN
Name: Inhibition of Aspergillus fumigatus ChiA1 expressed in Pichia pastoris after 70 mins
Source: ChEMBL
Target: Endochitinase A1
External Id: CHEMBL1291257
Name: Experimentally measured binding affinity data (Ki) for protein-ligand complexes deriv...
Source: Shanghai Institute of Organic Chemistry
Target: N/A
External Id: PDBbind-Ki for protein-ligand complexes
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Inhibition of [3H]PIA binding to Adenosine A1 receptor in rat brain membranes at 100 ...
Source: ChEMBL
Target: Adenosine receptor A1
External Id: CHEMBL644908
Name: Phenotypic Assay to Identify Small Molecules that Upregulate Production of hCFTR in H...
Source: Southern Research Institute
Target: CFTR
External Id: CF Folding
Name: Cell-based high throughput primary assay to identify activators of GPR151
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=G-protein coupled receptor 151; AltName: Full=G-protein coupled receptor PGR7; AltName: Full=GPCR-2037; AltName: Full=Galanin receptor 4; AltName: Full=Galanin-receptor-like protein; Short=GalRL
External Id: GPR151_PHUNTER_AG_LUMI_1536_1X%ACT
Name: AlphaScreen-based biochemical high throughput primary assay to identify activators of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: FBW7_ACT_ALPHA_1536_1X%ACT PRUN
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

8-chloro-1,3-dimethyl-7H-purine-2,6-dione
8-Chloro-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione
MFCD00005581
8-Chlorotheophylline
8-chloro-1,3-dimethyl-3,9-dihydro-1H-purine-2,6-dione
CHLORTHEOPHYLLINE
EINECS 201-590-4
UNII-GE2UA340FM

 8-Chlorotheophyline | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the safety information for 8-chlorotheophylline?
A: Safety information for 8-chlorotheophylline: S36-S37/39-S26.
Q: What is the molecular formula of 8-chlorotheophylline?
A: Molecular formula of 8-chlorotheophylline is C7H7ClN4O2.
Q: What are the storage conditions for 8-chlorotheophylline?
A: Storage conditions for 8-chlorotheophylline: Refrigerator.
Q: What is the InChIKey of 8-chlorotheophylline?
A: InChIKey of 8-chlorotheophylline is RYIGNEOBDRVTHA-UHFFFAOYSA-N.
Q: What is the CAS number of 8-chlorotheophylline?
A: CAS number of 8-chlorotheophylline is 85-18-7.
Q: How is the water solubility of 8-chlorotheophylline?
A: Water solubility of 8-chlorotheophylline: SLIGHTLY SOLUBLE.
Q: What are the downstream products of 8-chlorotheophylline?
A: Related downstream products(CAS) of 8-chlorotheophylline: 58-55-9;586408-02-8;57260-71-6;1604-79-1;33120-34-2;6501-67-3;4638-03-3;145072-22-6;4921-49-7;6439-88-9.
Q: What is the molecular weight of 8-chlorotheophylline?
A: Molecular weight of 8-chlorotheophylline is 214.609.
Q: What English synonyms does 8-chlorotheophylline have?
A: English synonyms of 8-chlorotheophylline: 8-chloro-1,3-dimethyl-7H-purine-2,6-dione, 8-Chloro-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione, MFCD00005581, 8-Chlorotheophylline, 8-chloro-1,3-dimethyl-3,9-dihydro-1H-purine-2,6-dione, CHLORTHEOPHYLLINE, EINECS 201-590-4, UNII-GE2UA340FM.
Q: What is the SMILES notation of 8-chlorotheophylline?
A: SMILES notation of 8-chlorotheophylline is Cn1c(=O)c2[nH]c(Cl)nc2n(C)c1=O.

 8-Chlorotheophylinefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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