How can I draw carborane icosahedral structures on chemdraw?

Is there any software to draw these complex carborane structures? Please provide me some software. Thanks.

04 May 2018 9,536 0 View

What is the synthetic procedure for the ammonium salt of nidocarborane anion?

Reports on synthesis of Rhodacarboranes (hydrido metallocomplexes) are abundant. It uses the [N(CH3)4]+ [nido-C2B9H12]-. How can I synthesize nido-carborane anion?

03 April 2018 2,215 0 View

Why is it difficult to observe Hydrogen atom by X-ray Diffraction?

Is it a limitation on Instrument or the inherent nature of the atoms?

01 February 2018 4,620 9 View

Can the Vanillin stain give blue color for any alcohol?

What are the different functional groups that vanillin stain can detect? For alcohols, will it give blue color for all types of alcohols?

11 December 2017 1,995 0 View

What is the precise interaction between metal nanoparticle and a heteroatom in Metal Encapsulated Dendrimers?

The addition of metal salts to dendrimer for coordination to heteroatoms is well-documented. This interaction involves the coordinate covalent bond (Heteroatom--> to Metal). However, addition...

10 November 2017 5,691 0 View

What is the product of the reaction between 2-methyl propene and hypochlorus acid?

07 August 2017 9,975 0 View

What are the structural differences between amyloidogenic prion proteins (PPr) and PPr having a physiological function?

Recent literature study reveals that certain prion proteins are involved in long term memory storage in nerve synapses and has certain physiological function. But prion proteins are known to be...

08 September 2016 1,675 2 View

Can anyone suggest a synthetic procedure for the following transformation?

Synthesis of diacetyl ferrocene dihydrazone from diacetyl ferrocene.

03 April 2016 2,441 4 View

How exactly the deprotection of O-aetyl group in a glucopyranoside happens with K2CO3/MeOH mixture?

What is the key chemical species that cleaves the ester bond?

02 March 2016 5,776 4 View

How to make Ninhydrin solution?

Ninhydrin reagent solution for amino group detection.

01 February 2016 8,678 19 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View