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: methylpropiolic aldehyde
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1119-19-3

1119-19-3 structure

1119-19-3 structure

Name: methylpropiolic aldehyde
Chemical Name: 2-Butynal
CAS Number: 1119-19-3
Molecular Formula: C₄H₄O
Molecular Weight: 68.07400
Create Date: 2016-11-29 03:19:45
Modify Date: 2025-08-26 08:32:45

Name	2-Butynal

Molecular Formula	C₄H₄O
Molecular Weight	68.07400
Exact Mass	68.02620
PSA	17.07000
LogP	0.20860
Vapour Pressure	28.2mmHg at 25°C

HS Code	2912190090

Precursor 0
DownStream 10
74-99-7 779-90-8 71860-13-4 764-01-2
6831-91-0 590-93-2 139185-44-7 14804-55-8
75716-69-7 60468-98-6

HS Code	2912190090
Summary	2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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