5-(Ethylthio)-1H-tetrazole RC01276
89797-68-2
99%
Royalchem
25kg/drum
2029-12-31
Pharmaceutical intermediates
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Product Description
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Seller Information
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History Price
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DescriptionECHEMI Editorial ReferenceWhite 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.Basic Info-
Product Name:
5-(Ethylthio)-1H-tetrazole
Other Name: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)
CAS No.:89797-68-2
Molecular Formula:C3H6N4S
InChIKeys:GONFBOIJNUKKST-UHFFFAOYSA-N
Molecular Weight:130.17
Exact Mass:130.17
EC Number:000-000-0
Color/Form:solid white
HScode:29299000
Categories:
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
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
Response P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Pharmaceutical intermediates
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Location:
Room 336, Building 7, No. 177 Xingqiao North Road, Xingqiao Street, Linping District, Hangzhou
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Payment Terms:
TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
14
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Total Annual Revenue:
Less than $1 million
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Total Employees:
Less than 5
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Year of Establishment:
2025
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Weekly Price
The chart shows the price trend of the product in the past 12 months.
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