Shanghai Nianxing Industrial Co., Ltd
China
Product Name: ditert-butyl but-2-enedioate
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: ditert-butyl but-2-enedioate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

7633-38-7

7633-38-7 structure

7633-38-7 structure

Name: ditert-butyl but-2-enedioate
Chemical Name: ditert-butyl (E)-but-2-enedioate
CAS Number: 7633-38-7
Molecular Formula: C₁₂H₂₀O₄
Molecular Weight: 228.28500
Create Date: 2017-08-30 21:24:21
Modify Date: 2025-08-27 19:12:31

Name	ditert-butyl (E)-but-2-enedioate
Synonyms	bis(tert-butoxycarbonyl)hydrazine DI-TERT-BUTYL HYDRAZODICARBOXYLATE tert-Butyl hydrazodiformate N,N'-di-BOC-hydrazine Di-tert-butyl hydrazodiformate Di-tert.-butyl-fumarat di-t-butyl hydrazodiformate di-t-butyl fumarate Di-tert-butyl bicarbamate di-tert-butyl fumarate tert-butyl fumarate (tert-butoxy)-N-[(tert-butoxy)carbonylamino]carboxamide di-tert-butyl maleate ditert-butyl but-2-enedioate

Density	1.004g/cm3
Boiling Point	273.2ºC at 760 mmHg
Molecular Formula	C₁₂H₂₀O₄
Molecular Weight	228.28500
Flash Point	123.4ºC
Exact Mass	228.13600
PSA	52.60000
LogP	2.22600
Index of Refraction	1.45

Hazard Codes	Xi
HS Code	2917190090

Precursor 10
1663-39-4 624-49-7 75-65-0 627-63-4
140-88-5 292638-84-7 35059-50-8 6456-74-2
6297-93-4 49653-47-6
DownStream 2
7633-32-1 73633-07-5

HS Code	2917190090
Summary	2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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