Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Documentation status
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
Identity
CAS Number
3954-26-5
Chemical name
3,4-Diaminothieno[2,3-b]thiophene-2,5-dicarbonitrile
Molecular formula
C8H4N4S2
Molecular weight
220.3 g/mol
Synonyms
3,4-diaminothiopheno[2,3-b]thiophene-2,5-dicarbonitrile; 3,4-Diaminothieno[2,3-b]thiophene-2,5-dicarbonitrile #; Thieno[2,3-b]thiophene-2,5-dicarbonitrile, 3,4-diamino-; 3,4-DIAMINO-5-CYANOTHIENO[2,3-B]THIOPHEN-2-YL CYANIDE; InChI=1/C8H4N4S2/c9-1-3-6(11)5-7(12)4(2-10)14-8(5)13-3/h11-12H2
InChIKey
KZBSENMHTIDEHV-UHFFFAOYSA-N
PubChem CID
613260
Hazard / GHS Reference
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H315, H319
Catalog reference cue; confirm supplier documentation before use.
Handling & PPE
- Keep container tightly closed and dry. Store in a well-ventilated place. Recommended storage conditions: keep away from light, sealed and dry, 2-8°C
- Avoid contact with skin and eyes. Avoid forming dust and aerosols. Provide appropriate ventilation in areas where dust is generated. General fire protection measures.
- If exposed to a harmful environment, use a P95 (US) or P1 (EU UK 143) particulate respirator. For higher level of protection, use an OV/AG/P99 (US) or ABEK-P2 (EU UK 143) gas filter. Respirators must be tested and approved by government standards such as NIOSH (US) or CEN (EU).
- The product. Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional agency with a waste disposal license to handle this substance. Burn in a chemical incinerator with post-combustion and washing capabilities, if soluble or mixed with flammable solvents. Contaminated packaging. Dispose of as unopened product.
First Aid / Accidental Release
- Do not give anything to an unconscious person. Rinse mouth with water. Consult a physician.
- If inhaled, move to fresh air. If breathing stops, perform artificial respiration. Consult a physician.
- Rinse with plenty of water for at least 15 minutes and consult a physician.
- Wash with soap and plenty of water. Consult a physician.
- Do not generate dust when collecting and disposing. Sweep and shovel up. Place in a suitable closed container for disposal.
- Use personal protective equipment and emergency procedures. Avoid dust generation. Avoid inhaling vapors, mists or gases. Ensure adequate ventilation. Evacuate personnel to a safe area. Avoid inhaling dust. For personal protection, see
- The product. Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional agency with a waste disposal license to handle this substance. Burn in a chemical incinerator with post-combustion and washing capabilities, if soluble or mixed with flammable solvents. Contaminated packaging. Dispose of as unopened product.
Firefighting / Stability
- If necessary, wear a self-contained breathing apparatus for firefighting.
- and reactivity
- Carbon monoxide, carbon dioxide, nitrogen oxides, sulfur oxides
Physical and Chemical Reference
XLogP
2.2
Catalog reference value; verify against supplier SDS before use.
Transport / Shipment Review
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.
- Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.