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103978-12-7

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103978-12-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103978-12-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,9,7 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 103978-12:
(8*1)+(7*0)+(6*3)+(5*9)+(4*7)+(3*8)+(2*1)+(1*2)=127
127 % 10 = 7
So 103978-12-7 is a valid CAS Registry Number.

103978-12-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name (3-bromophenyl)methoxy-tert-butyl-dimethylsilane

1.2 Other means of identification

Product number -
Other names 3-bromobenzyl dimethyl-t-butylsilyl ether

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:103978-12-7 SDS

103978-12-7Relevant articles and documents

BENZODIAZEPINE DERIVATIVES

-

Page/Page column 138; 139; 153; 154, (2019/07/17)

The invention relates to novel benzodiazepine derivatives with antiproliferative activity and more specifically to novel benzodiazepine compounds of formulae (I), (II) and (III). The invention also provides conjugates of the benzodiazepine compounds linked to a cell-binding agent. The invention further provides compositions and methods useful for inhibiting abnormal cell growth or treating a proliferative disorder in a mammal using the compounds or conjugates of the invention.

Structural Basis for Genetic-Code Expansion with Bulky Lysine Derivatives by an Engineered Pyrrolysyl-tRNA Synthetase

Yanagisawa, Tatsuo,Kuratani, Mitsuo,Seki, Eiko,Hino, Nobumasa,Sakamoto, Kensaku,Yokoyama, Shigeyuki

, p. 936 - 13,949 (2019/07/17)

Yanagisawa et al. analyzed the Y306A/Y384F mutant of Methanosarcina mazei pyrrolysyl-tRNA synthetase (PylRS) with 17 non-natural, bulky oxycarbonyllysine derivatives for tRNAPyl aminoacylation and site-specific incorporation into proteins. Fourteen crystal structures of the amino acid-bound PylRS mutant revealed the structural bases of the binding. This information facilitates the structure-based design of novel amino acids. Pyrrolysyl-tRNA synthetase (PylRS) and tRNAPyl have been extensively used for genetic-code expansion. A Methanosarcina mazei PylRS mutant bearing the Y306A and Y384F mutations (PylRS(Y306A/Y384F)) encodes various bulky non-natural lysine derivatives by UAG. In this study, we examined how PylRS(Y306A/Y384F) recognizes many amino acids. Among 17 non-natural lysine derivatives, N?-(benzyloxycarbonyl)lysine (ZLys) and 10 ortho/meta/para-substituted ZLys derivatives were efficiently ligated to tRNAPyl and were incorporated into proteins by PylRS(Y306A/Y384F). We determined crystal structures of 14 non-natural lysine derivatives bound to the PylRS(Y306A/Y384F) catalytic fragment. The meta- and para-substituted ZLys derivatives are snugly accommodated in the productive mode. In contrast, ZLys and the unsubstituted or ortho-substituted ZLys derivatives exhibited an alternative binding mode in addition to the productive mode. PylRS(Y306A/Y384F) displayed a high aminoacylation rate for ZLys, indicating that the double-binding mode minimally affects aminoacylation. These precise substrate recognition mechanisms by PylRS(Y306A/Y384F) may facilitate the structure-based design of novel non-natural amino acids.

Design and synthesis of novel meta-linked phenylglycine macrocyclic FVIIa inhibitors

Richter, Jeremy M.,Cheney, Daniel L.,Bates, J. Alex,Wei, Anzhi,Luettgen, Joseph M.,Rendina, Alan R.,Harper, Timothy M.,Narayanan, Rangaraj,Wong, Pancras C.,Seiffert, Dietmar,Wexler, Ruth R.,Priestley, E. Scott

supporting information, p. 67 - 72 (2017/12/12)

Two novel series of meta-linked phenylglycine-based macrocyclic FVIIa inhibitors have been designed to improve the rodent metabolic stability and PK observed with the precursor para-linked phenylglycine macrocycles. Through iterative structure-based design and optimization, the TF/ FVIIa Ki was improved to subnanomolar levels with good clotting activity, metabolic stability, and permeability.

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