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126178-08-3

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126178-08-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126178-08-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,1,7 and 8 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 126178-08:
(8*1)+(7*2)+(6*6)+(5*1)+(4*7)+(3*8)+(2*0)+(1*8)=123
123 % 10 = 3
So 126178-08-3 is a valid CAS Registry Number.

126178-08-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name N-(2,2-Dimethyl-1,3-dioxan-5-ylidene)-N-[(2'R)-2-(methoxymethyl)tetrahydro-1'H-1'-pyrrolyl]amine

1.2 Other means of identification

Product number -
Other names (2,2-Dimethyl-[1,3]dioxan-5-ylidene)-((R)-2-methoxymethyl-pyrrolidin-1-yl)-amine

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:126178-08-3 SDS

126178-08-3Relevant articles and documents

Asymmetric synthesis of synargentolide A and its 3-epimer using the RAMP-hydrazone methodology

Enders, Dieter,Reichenbach, Linus F.

, p. 959 - 965 (2013)

Synargentolide A was synthesized in 11 steps starting from the commercially available 2,2-dimethyl-1,3-dioxan-5-one, employing the SAMP/RAMP-methodology via an α,α′-bis-alkylation to generate the first two stereogenic centers with virtually complete asymmetric induction (de, ee >99%). After the asymmetric synthesis of the triol fragment of the molecule, the δ-lactone moiety was constructed using an asymmetric allylation, esterification, and ring-closing metathesis sequence. Georg Thieme Verlag Stuttgart - New York.

Stereoselective synthesis of advanced intermediates en route to Taxuspine U and X: a study of macrocyclization via ring closing metathesis to highly constrained twelve-membered rings

Galletti, Elena,Avramova, Stanislava I.,Renzulli, Michela L.,Corelli, Federico,Botta, Maurizio

, p. 751 - 754 (2007/10/03)

The stereoselective synthesis of an advanced intermediate of Taxuspine U and X has been accomplished using a ring closing metathesis strategy. The feasibility of ring closing metathesis in synthesizing highly constrained and functionalized macrocycles has been demonstrated provided the appropriate substrate structure and substitution pattern are chosen.

Asymmetric synthesis of protected 2-keto-1,3-diol and 1,2,3-triol building blocks bearing a quaternary stereogenic center

Enders,Nühring,Runsink,Raabe

, p. 1406 - 1414 (2007/10/03)

The asymmetric synthesis of protected 2-keto-1,3-diols 5 and 1,2,3-triols 6 bearing a quaternary stereogenic center starting from 2,2-dimethyl-1,3-dioxan-5-one (1) is described. The stereogenic centers are generated by sequential α-alkylation of 1 using the SAMP/RAMP hydrazone method and stereoselective reduction of ketones 5 with L-selectride. The products are obtained in good yields and high diastereomeric and enantiomeric excesses.

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