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25091-25-2

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25091-25-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 25091-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,0,9 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 25091-25:
(7*2)+(6*5)+(5*0)+(4*9)+(3*1)+(2*2)+(1*5)=92
92 % 10 = 2
So 25091-25-2 is a valid CAS Registry Number.

25091-25-2SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name (3E)-dodec-3-en-1-yne

1.2 Other means of identification

Product number -
Other names (E)-3-dodecen-1-yne

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:25091-25-2 SDS

25091-25-2Relevant articles and documents

Dialkylaluminum hydride-promoted cyclodimerization of silylated 1,3-enynes via skeletal rearrangement

Kinoshita, Hidenori,Ishikawa, Tomoyuki,Miura, Katsukiyo

supporting information; experimental part, p. 6192 - 6195 (2012/01/06)

The dialkylaluminum hydride-promoted reaction of 1-silylalk-3-en-1-ynes gave symmetrical 1,2,3,5-tetrasubstituted benzenes as single regioisomers. The novel cyclodimerization via skeletal rearrangement can be rationalized by an unprecedented mechanism inv

Silver-catalyzed hydroamination of siloxy alkynes

Sun, Jianwei,Kozmin, Sergey A.

, p. 4991 - 4993 (2007/10/03)

(Chemical Equation Presented) New catalytic process: The silver-catalyzed hydroamination of siloxy alkynes with secondary amides furnishes silyl ketene aminals with high efficiency and excellent diastereoselectivity (see scheme), including some that are unavailable by conventional silylation methods. The reaction comprises a fast and reversible silver-alkyne complexation, followed by a rate-determining C-N bond-forming step.

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