Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Benzaldehyde, 5-ethynyl-2-hydroxy- (9CI)
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzaldehyde, 5-ethynyl-2-hydroxy- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: Benzaldehyde, 5-ethynyl-2-hydroxy- (9CI)
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

252771-08-7

252771-08-7 structure

252771-08-7 structure

Name: Benzaldehyde, 5-ethynyl-2-hydroxy- (9CI)
Chemical Name: 5-ethynyl-2-hydroxybenzaldehyde
CAS Number: 252771-08-7
Molecular Formula: C₉H₆O₂
Molecular Weight: 146.14300
Create Date: 2018-06-14 17:53:45
Modify Date: 2025-08-25 22:09:52

Name	5-ethynyl-2-hydroxybenzaldehyde
Synonyms	5-ethynylsalicylaldehyde 5-ethynyl-2-hydroxy-benzaldehyde 5-ethynyl-2-hydroxy-5-benzaldehyde Benzaldehyde,5-ethynyl-2-hydroxy 5-ethynylsalicyladehyde

Boiling Point	245.6±30.0 °C
Melting Point	115-118 °C
Molecular Formula	C₉H₆O₂
Molecular Weight	146.14300
Exact Mass	146.03700
PSA	37.30000
LogP	1.18600

727375-48-6 structure

727375-48-6

~93%

252771-08-7 structure

252771-08-7

Literature: Beyer, Christoph; Wagenknecht, Hans-Achim Journal of Organic Chemistry, 2010 , vol. 75, # 8 p. 2752 - 2755

1761-61-1 structure

1761-61-1

~%

252771-08-7 structure

252771-08-7

Literature: Chang, Ku-Hsien; Huang, Chiung-Cheng; Liu, Yi-Hung; Hu, Ya-Hui; Chou, Pi-Tai; Lin, Ying-Chih Dalton Transactions, 2004 , # 11 p. 1731 - 1738

Precursor 2
727375-48-6 1761-61-1
DownStream 0

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