Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Diethylborinic acid 1,1-dimethyl-3-(trimethylsilyl)-2-propynyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

74744-61-9

74744-61-9 structure

74744-61-9 structure

Name: Diethylborinic acid 1,1-dimethyl-3-(trimethylsilyl)-2-propynyl ester
Chemical Name: 2-Methyl-4-(trimethylsilyl)-3-butyn-2-yl diethylborinate
CAS Number: 74744-61-9
Molecular Formula: C₁₂H₂₅BOSi
Molecular Weight: 224.223
Create Date: 2021-09-12 12:37:37
Modify Date: 2025-08-26 13:41:40

Names
Properties

Name	2-Methyl-4-(trimethylsilyl)-3-butyn-2-yl diethylborinate
Synonyms	Borinic acid, B,B-diethyl-, 1,1-dimethyl-3-(trimethylsilyl)-2-propyn-1-yl ester 2-Methyl-4-(trimethylsilyl)-3-butyn-2-yl diethylborinate Borinic acid, diethyl-, 1,1-dimethyl-3-(trimethylsilyl)-2-propynyl ester 1,1-Dimethyl-3-(trimethylsilyl)-2-propynyl diethylborinate

Density	0.8±0.1 g/cm3
Boiling Point	232.9±23.0 °C at 760 mmHg
Molecular Formula	C₁₂H₂₅BOSi
Molecular Weight	224.223
Flash Point	94.7±22.6 °C
Exact Mass	224.176773
LogP	4.93
Vapour Pressure	0.1±0.4 mmHg at 25°C
Index of Refraction	1.421

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