Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,3-dimethyl-8-sulfanylidene-7,9-dihydropurine-2,6-dione
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3-dimethyl-8-sulfanylidene-7,9-dihydropurine-2,6-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1784-70-9

1784-70-9 structure

1784-70-9 structure

Name: 1,3-dimethyl-8-sulfanylidene-7,9-dihydropurine-2,6-dione
Chemical Name: 1,3-dimethyl-8-sulfanylidene-7,9-dihydropurine-2,6-dione
CAS Number: 1784-70-9
Molecular Formula: C₇H₈N₄O₂S
Molecular Weight: 212.22900
Create Date: 2016-06-20 10:03:37
Modify Date: 2025-09-01 11:20:58

Name	1,3-dimethyl-8-sulfanylidene-7,9-dihydropurine-2,6-dione
Synonyms	8-mercapto-theophylline 8-thiotheophylline 8-<3-Pyridyl>-theophyllin 8-(pyridin-3-yl)-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione 8-<Pyridyl-(3)>-theophyllin 1,3-dimethyl-8-mercaptoxanthine 1,3-dimethyl-8-pyridin-3-yl-3,7(9)-dihydro-purine-2,6-dione 1,3-dimethyl-8-thioxanthine Theophylline,8-(3-pyridyl) 8-(3-Pyridyl)theophylline 1,3-dimethyl-8-thioxo-3,7,8,9-tetrahydro-purine-2,6-dione

Density	1.65g/cm3
Boiling Point	298.1ºC at 760 mmHg
Molecular Formula	C₇H₈N₄O₂S
Molecular Weight	212.22900
Flash Point	134.1ºC
Exact Mass	212.03700
PSA	111.48000
Vapour Pressure	0.0013mmHg at 25°C
Index of Refraction	1.748

HS Code	2933990090

Precursor 0
DownStream 5
24255-56-9 1784-71-0 82331-12-2 6287-54-3
56164-19-3

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%

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