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ChemicalBook >> CAS DataBase List >> 1,1'-Methylene Bis[TheobroMine]

1,1'-Methylene Bis[TheobroMine]

$175 - $2696
Product name: 1,1'-Methylene Bis[TheobroMine]
CAS: 77196-87-3
MF: C15H16N8O4
MW: 372.34
EINECS:
MDL Number:MFCD27978073
Synonyms:1,1'-Methylene Bis[TheobroMine];1,1'-Methylenebis[3,7-dihydro-3,7-diMethyl-1H-purine-2,6-dione;Pentoxifylline EP impurity E;Pentoxifylline Impurity 5(Pentoxifylline EP Impurity E);1-[(3,7-dimethyl-2,6-dioxopurin-1-yl)methyl]-3,7-dimethylpurine-2,6-dione;1H-Purine-2,6-dione, 1,1'-methylenebis[3,7-dihydro-3,7-dimethyl-;1,1'-methylenebis(3,7-dimethyl-1H-purine-2,6(3H,7H)-dione);Pentoxifylline Impurity 5（Pentoxifylline EP Impurity A）

Price18 Properties Safety Information Description

18 prices

Selected condition：

Brand

aablocks
ACHEMBLOCK
Biosynth
TRC
Usbiological

Package

25MG
50mg
100mg
250mg
500mg
1g
1000mg

Manufactureraablocks
Product numberAA00554R
Product description1,1′-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione] 95%
Packaging50mg
Price$319
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00554R
Product description1,1′-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione] 95%
Packaging100mg
Price$511
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00554R
Product description1,1′-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione] 95%
Packaging250mg
Price$992
Updated2026-05-28
Buy

ManufacturerACHEMBLOCK
Product numberAD269641
Product descriptionPentoxifylline EP Impurity E 95%
Packaging100MG
Price$520
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberAD269641
Product descriptionPentoxifylline EP Impurity E 95%
Packaging250MG
Price$1040
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberAD269641
Product descriptionPentoxifylline EP Impurity E 95%
Packaging25MG
Price$200
Updated2026-05-27
Buy

ManufacturerBiosynth
Product numberFM25819
Product description1,1'-Methylene bis[theobromine]
Packaging50mg
Price$250
Updated2026-06-04
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ManufacturerBiosynth
Product numberFM25819
Product description1,1'-Methylene bis[theobromine]
Packaging100mg
Price$382
Updated2026-06-04
Buy

ManufacturerBiosynth
Product numberFM25819
Product description1,1'-Methylene bis[theobromine]
Packaging250mg
Price$692.5
Updated2026-06-04
Buy

ManufacturerBiosynth
Product numberFM25819
Product description1,1'-Methylene bis[theobromine]
Packaging1000mg
Price$2290
Updated2026-06-04
Buy

ManufacturerBiosynth
Product numberFM25819
Product description1,1'-Methylene bis[theobromine]
Packaging500mg
Price$1255
Updated2026-06-04
Buy

ManufacturerTRC
Product numberM303945
Product description1,1’-MethyleneBis[Theobromine]
Packaging1g
Price$1355
Updated2021-12-16
Buy

ManufacturerTRC
Product numberM303945
Product description1,1’-MethyleneBis[Theobromine]
Packaging100mg
Price$175
Updated2021-12-16
Buy

ManufacturerUsbiological
Product number282717
Product description1,1'-Methylene bis[theobromine]
Packaging250mg
Price$1044
Updated2026-06-03
Buy

ManufacturerUsbiological
Product number282717
Product description1,1'-Methylene bis[theobromine]
Packaging500mg
Price$1649
Updated2026-06-03
Buy

ManufacturerUsbiological
Product number282717
Product description1,1'-Methylene bis[theobromine]
Packaging1g
Price$2696
Updated2026-06-03
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00554R	1,1′-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione] 95%	50mg	$319	2026-05-28	Buy
aablocks	AA00554R	1,1′-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione] 95%	100mg	$511	2026-05-28	Buy
aablocks	AA00554R	1,1′-Methylenebis[3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione] 95%	250mg	$992	2026-05-28	Buy
ACHEMBLOCK	AD269641	Pentoxifylline EP Impurity E 95%	100MG	$520	2026-05-27	Buy
ACHEMBLOCK	AD269641	Pentoxifylline EP Impurity E 95%	250MG	$1040	2026-05-27	Buy
ACHEMBLOCK	AD269641	Pentoxifylline EP Impurity E 95%	25MG	$200	2026-05-27	Buy
Biosynth	FM25819	1,1'-Methylene bis[theobromine]	50mg	$250	2026-06-04	Buy
Biosynth	FM25819	1,1'-Methylene bis[theobromine]	100mg	$382	2026-06-04	Buy
Biosynth	FM25819	1,1'-Methylene bis[theobromine]	250mg	$692.5	2026-06-04	Buy
Biosynth	FM25819	1,1'-Methylene bis[theobromine]	1000mg	$2290	2026-06-04	Buy
Biosynth	FM25819	1,1'-Methylene bis[theobromine]	500mg	$1255	2026-06-04	Buy
TRC	M303945	1,1’-MethyleneBis[Theobromine]	1g	$1355	2021-12-16	Buy
TRC	M303945	1,1’-MethyleneBis[Theobromine]	100mg	$175	2021-12-16	Buy
Usbiological	282717	1,1'-Methylene bis[theobromine]	250mg	$1044	2026-06-03	Buy
Usbiological	282717	1,1'-Methylene bis[theobromine]	500mg	$1649	2026-06-03	Buy
Usbiological	282717	1,1'-Methylene bis[theobromine]	1g	$2696	2026-06-03	Buy

Next Last

Properties

Melting point :>300oC (dec.)
Boiling point :727.1±70.0 °C(Predicted)
Density :1.69±0.1 g/cm3(Predicted)
storage temp. :Refrigerator
solubility :TFA (Slightly)
form :Solid
pka :0.65±0.70(Predicted)
color :White to Off-White
InChI :InChI=1S/C15H16N8O4/c1-18-5-16-10-8(18)12(24)22(14(26)20(10)3)7-23-13(25)9-11(17-6-19(9)2)21(4)15(23)27/h5-6H,7H2,1-4H3
InChIKey :JQLBZHMVLVGVBB-UHFFFAOYSA-N
SMILES :C(N1C(=O)C2=C(N(C)C1=O)N=CN2C)N1C(=O)C2=C(N(C)C1=O)N=CN2C

Safety Information

Symbol(GHS):

Signal word:

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	Pictogram	P-Codes

Precautionary statements:

Description

1,1’-Methylene Bis[Theobromine] (Pentoxifylline EP Impurity E) is a Pentoxifylline (P276500) impurity.

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Suppliers and manufacturers

ShenZhen H&D Pharmaceutical Technology Co., LTD

Pentoxifylline EP Impurity E CAS:77196-87-3

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1,1'-Methylene Bis[TheobroMine]

Properties

Safety Information

Description

Related product price

Suppliers and manufacturers