Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-HYDRAZINYL-7-METHYL-5,6,7,8-TETRAHYDROBENZO[4,5]THIENO[2,3-D]PYRIMIDINE
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (7-METHYL-5,6,7,8-TETRAHYDRO-BENZO[4,5]THIENO[2,3-D]PYRIMIDIN-4-YL)-HYDRAZINE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

137438-24-5

137438-24-5 structure

137438-24-5 structure

Name: (7-METHYL-5,6,7,8-TETRAHYDRO-BENZO[4,5]THIENO[2,3-D]PYRIMIDIN-4-YL)-HYDRAZINE
Chemical Name: 4-Hydrazino-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine
CAS Number: 137438-24-5
Molecular Formula: C₁₁H₁₄N₄S
Molecular Weight: 234.321
Create Date: 2018-06-06 19:49:37
Modify Date: 2025-10-08 21:56:35

Names
Properties

Name	4-Hydrazino-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine
Synonyms	[1]Benzothieno[2,3-d]pyrimidine, 4-hydrazinyl-5,6,7,8-tetrahydro-7-methyl- 4-Hydrazino-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine MFCD02233760

Density	1.4±0.1 g/cm3
Boiling Point	467.6±40.0 °C at 760 mmHg
Molecular Formula	C₁₁H₁₄N₄S
Molecular Weight	234.321
Flash Point	236.6±27.3 °C
Exact Mass	234.093918
LogP	4.06
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.725

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