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CAS 154-42-7 6-Thioguanine molecular structure lightbox
CAS RN: 154-42-7

6-Thioguanine

Product Availability

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10 package records10 with current stock4 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250913 100g In stock Shanghai Inquiry
Batchno.20250329 1g In stock Shanghai, Shenzhen, Wuhan, Chengdu Inquiry
Batchno.20260517 250mg In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20260521 250mg / 1g / 5g / 25g / 100g Confirm by inquiry Shanghai, Shandong, Guangdong, Hebei Inquiry
Batchno.20260327 25g In stock Shanghai, Shenzhen, Wuhan Inquiry
Batchno.20250311 5g In stock Shanghai, Shenzhen, Tianjin, Chengdu Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260414 1g In stock Shanghai, Shandong Inquiry
Batchno.20260216 250mg In stock Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250804 50mg / 250mg / 1g / 5g Confirm by inquiry Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250824 1ml In stock Inquiry
  • Product code: SSC-063369
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 5g
  • Available purity: ≥97%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 154-42-7
Pack Size Recorded Purity Available Qty Ship From Inquiry
5g ≥97% 0 Out of Stock Beijing Inquiry

154-42-7 / 2-amino-3,7-dihydropurine-6-thione

Standard CAS: 154-42-7 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
154-42-7
Multi CAS
No
Molecular Formula
C5H5N5S
Molecular Weight
167.190000
Exact Mass
167.026566
SMILES
C1=NC2=C(N1)C(=S)N=C(N2)N
InChI
InChI=1S/C5H5N5S/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11)
InChIKey
WYWHKKSPHMUBEB-UHFFFAOYSA-N

Physical Properties

Melting Point
greater than 680 °F (NTP, 1992) >360 °C GREATER THAN 360 °C > 360 °C
Physical Description
6-thioguanine appears as odorless or almost odorless pale yellow crystalline powder. (NTP, 1992) Solid
Appearance
NEEDLES FROM WATER YELLOW, CRYSTALLINE POWDER
State
Solid
Storage Conditions
STORAGE PRECAUTIONS: You should keep this material in a tightly closed container under an inert atmosphere, and store it under ambient temperatures. (NTP, 1992) Store below 40 °C (104 °F), preferably between 15 and 30 °C (59 and 86 °F), unless otherwise specified by manufacturer. Store in a tight container.

Computed Properties

Structural Parameters

Heavy atom count
11
Aromatic heavy atom count
9
H-bond acceptors
4
H-bond donors
3
Molar refractivity
43.49
TPSA
83.38

LogP / Solubility

WLOGP
0.6
MLOGP
0.52
XLogP3
-0.1
Consensus LogP
0.34
Log S (ESOL)
-1.86
Class (ESOL)
Soluble
Log S (Ali)
-1.36
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.24
Class (SILICOS-IT)
Soluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.32

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Acute Toxic Health Hazard
Signal
Danger
GHS Hazard Statements
H301 (97.9%): Toxic if swallowed [Danger Acute toxicity, oral] H341 (14.6%): Suspected of causing genetic defects [Warning Germ cell mutagenicity]
Precautionary Statement Codes
P203, P264, P270, P280, P301+P316, P318, P321, P330, P405, and P501

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