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2-Mercapto-5-methyl-1,3,4-thiadiazole

2-Mercapto-5-methyl-1,3,4-thiadiazole structure

CAS No:
29490-19-5
Formula:
C3H4N2S2
Chemical Name:
2-Mercapto-5-methyl-1,3,4-thiadiazole
Synonyms:
1,3,4-Thiadiazole-2(3H)-thione,5-methyl-;Δ2-1,3,4-Thiadiazoline-5-thione,2-methyl-;5-Methyl-1,3,4-thiadiazole-2(3H)-thione;5-Methyl-1,3,4-thiadiazole-2-thiol;2-Mercapto-5-methyl-1,3,4-thiadiazole;5-Mercapto-2-methyl-1,3,4-thiadiazole;5-Methyl-1,3,4-thiadiazolyl-2-thiol;2-Methyl-1,3,4-thiadiazole-5-thiol;5-Methyl-1,3,4-thiadiazol-2-thiol;5-Methyl-2-mercapto-1,3,4-thiadiazole;2-Methyl-5-mercapto-1,3,4-thiadiazole;2-Methyl-1,3,4-thiadiazol-5-thiol;2-Methyl-1,3,4-thiadiazoline-5-thione;5-Methyl-1,3,4-thiazole-2-thione;5-Methyl-2-sulfanyl-1,3,4-thiadiazole;5-Methyl-1,3,4-thiadiazole-2-thione;5-Methyl-3H-1,3,4-thiadiazole-2-thione;5-Methyl-1,3,4-thiadiazole-5-thiol;2-Methyl-5-mercaptothiadiazole;1711-82-6;50918-24-6;1630090-70-8
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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Description

white crystal powder

2-Mercapto-5-methyl-1,3,4-thiadiazole Basic Attributes

Molecular Weight：

132.199

Exact Mass：

132.21

EC Number：

249-667-1

DSSTox ID：

DTXSID90183694

HScode：

2934999090

Characteristics

PSA：

81.8

XLogP3：

0.9

Appearance：

white powder

Density：

1.4±0.1 g/cm3

Melting Point：

173-176 °C (decomp)

Boiling Point：

182.9°C at 760 mmHg

Flash Point：

91.4±22.6 °C

Refractive Index：

1.637

Water Solubility：

H2O: 2 g/100 mL

Storage Conditions：

Store in a tightly closed container. Store in a cool, dry area away from incompatible substances.

Vapor Pressure：

0.791mmHg at 25°C

Safety Information

wgk germany：

hazard class code：

R36/37/38

safety instructions：

S37/39-S26

Marks：

Xi:Irritant

Stability/Shelf Life：

Stable under normal temperatures and pressures.

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：

H315

GHS Classification：

|Warning|H315 (98.33%): 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 60 companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

Drug Information

MeSH Entry Terms：

2-mercapto-5-methyl-1,3,4-thiadiazole

2-Mercapto-5-methyl-1,3,4-thiadiazole Use and Manufacturing

thiadiazole pharmaceutical intermediate

Computed Properties

Molecular Weight:132.21
XLogP3:0.9
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:3
Exact Mass:131.98159048
Monoisotopic Mass:131.98159048
Topological Polar Surface Area:81.8
Heavy Atom Count:7
Complexity:129
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Guide of 2-Mercapto-5-methyl-1,3,4-thiadiazole

Description
Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
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2-Mercapto-5-methyl-1,3,4-thiadiazole

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