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5-(Ethylthio)-1H-tetrazole

5-(Ethylthio)-1H-tetrazole structure

CAS No:
89797-68-2
Formula:
C3H6N4S
Chemical Name:
5-(Ethylthio)-1H-tetrazole
Synonyms:
ACTIVATOR REAGENT;5-(ETHYLTHIO)TETRAZOLE;5-ETHYLSULFANYL-1H-TETRAZOLE;5-(Ethylthio)-1H-tetrazole solution, 0.25M in acetonitrile;5-ETHYLTHIO-1H-TETRAZOLE 99%;5-Ethylthio-1H-Tetrazole(Ett);ETT(0.25 M in acetonitrile);5-EETHYLTHIO-1H-TETRAZOLE (ETT)
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

Description

White crystals

5-(Ethylthio)-1H-tetrazole (ETT) is an efficient activator, that activates nucleoside phosphoramidites towards condensation with a nucleoside to form dinucleoside phosphates during oligonucleotide synthesis.

recrystallized from toluene.

5-(Ethylthio)-1H-tetrazole Basic Attributes

Molecular Weight：

130.17

Exact Mass：

130.17

EC Number：

000-000-0

Color/Form：

solid white

HScode：

29299000

Characteristics

PSA：

79.76000

XLogP3：

0.65

Appearance：

White crystals

Density：

0.786 g/mL at 25 °C

Melting Point：

72-80 °C(lit.)

Boiling Point：

81-82 °C

Flash Point：

130.6±22.6 °C

Refractive Index：

1.575

Storage Conditions：

Store at 0-5ºC

Vapor Pressure：

0.00184mmHg at 25°C

PKA：

3.89±0.10(Predicted)

Critical Temperature & Pressure：

2-8°C

Safety Information

Packing level：

III

Hazard category：

4.1

Transport codes：

UN 1648 3/PG 2

wgk germany：

hazard class code：

Xi,Xn,F

safety instructions：

26-35-36/37-16-36

Marks：

Precautionary statement(s)：

P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501

Hazard Statements：

36/37/38-44-36-20/21/22-11-5

RIDADR：

UN 1648 3/PG 2

GHS Classification：

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 51 companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

5-(Ethylthio)-1H-tetrazole Use and Manufacturing

Solid-Phase Synthesis of Symmetrical Dinucleoside Phosphodiesters:Explores the efficiency of 5-(Ethylthio)-1H-tetrazole in the solid-phase synthesis of dinucleoside phosphodiesters, underlining its significance in the streamlined production of biologically relevant molecules (Ahmadibeni et al., 2007).Synthesis, Deprotection, Analysis, and Purification of RNA and Ribozymes:Utilizes 5-(Ethylthio)-1H-tetrazole in the synthesis and processing of RNA and ribozymes, highlighting its critical role in molecular biology and genetic engineering research (Wincott et al., 1995).

Computed Properties

Molecular Weight:130.17
XLogP3:0.7
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:2
Exact Mass:130.03131738
Monoisotopic Mass:130.03131738
Topological Polar Surface Area:79.8
Heavy Atom Count:8
Complexity:68.3
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Guide of 5-(Ethylthio)-1H-tetrazole

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
Latest News
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5-(Ethylthio)-1H-tetrazole

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