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27499-64-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 27499-64-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,4,9 and 9 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 27499-64:
(7*2)+(6*7)+(5*4)+(4*9)+(3*9)+(2*6)+(1*4)=155
155 % 10 = 5
So 27499-64-5 is a valid CAS Registry Number.

27499-64-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name bis(2-ethynylphenyl)ethyne

1.2 Other means of identification

Product number -
Other names o-bis(ethynyl)tolane

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:27499-64-5 SDS

27499-64-5Relevant articles and documents

Highly phosphorescent organopalladium(ii) complexes with metal-metal-to-ligand charge-transfer excited states in fluid solutions

Lin, Jinqiang,Zou, Chao,Zhang, Xiaobao,Gao, Qin,Suo, Sa,Zhuo, Qihang,Chang, Xiaoyong,Xie, Mo,Lu, Wei

, p. 10417 - 10421 (2019)

Dinuclear pincer-type cyclometalated Pd(ii) complexes with foldable diacetylide ligands show crystallographically determined intramolecular Pd?Pd contacts of 3.203-3.380 ?. In deoxygenated fluid solutions, these Pd(ii) complexes are highly phosphorescent

Chirality Sensing with Stereodynamic Biphenolate Zinc Complexes

Bentley, Keith W.,De Los Santos, Zeus A.,Weiss, Mary J.,Wolf, Christian

, p. 700 - 707 (2015/10/12)

Two bidentate ligands consisting of a fluxional polyarylacetylene framework with terminal phenol groups were synthesized. Reaction with diethylzinc gives stereodynamic complexes that undergo distinct asymmetric transformation of the first kind upon binding of chiral amines and amino alcohols. The substrate-to-ligand chirality imprinting at the zinc coordination sphere results in characteristic circular dichroism signals that can be used for direct enantiomeric excess (ee) analysis. This chemosensing approach bears potential for high-throughput ee screening with small sample amounts and reduced solvent waste compared to traditional high-performance liquid chromatography methods. Chirality 27:700-707, 2015.

Syntheses, optical properties and photoactivated insecticidal activities of cyclic arylethynylsilanes

Shao, Guang,Li, Yong,Yu, Huijuan,He, Ting,Jiang, Dingxin

scheme or table, p. 278 - 282 (2012/01/05)

Syntheses and optical properties of cyclic arylethynylsilanes containing one or two trialkyne pockets were described. Optical properties such as UV-vis spectra, photoluminescence and quantum yield based on these conjugated structural features were compare

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