Hept-1-yne

Modify Date: 2026-07-08 17:03:59

Hept-1-yne Structure
Hept-1-yne structure
Common Name Hept-1-yne
CAS Number 628-71-7 Molecular Weight 96.170
Density 0.8±0.1 g/cm3 Boiling Point 99.7±3.0 °C at 760 mmHg
Molecular Formula C7H12 Melting Point -81 °C
MSDS N/A Flash Point -2.2±0.0 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-Heptyne
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.8±0.1 g/cm3
Boiling Point 99.7±3.0 °C at 760 mmHg
Melting Point -81 °C
Molecular Formula C7H12
Molecular Weight 96.170
Flash Point -2.2±0.0 °C
Exact Mass 96.093903
LogP 3.12
Vapour Pressure 43.5±0.1 mmHg at 25°C
Index of Refraction 1.419
InChIKey YVXHZKKCZYLQOP-UHFFFAOYSA-N
SMILES C#CCCCCC
Storage condition Flammables area

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes F:Flammable;Xn:Harmful;
Risk Phrases R11;R36/37/38;R65
Safety Phrases S16-S26-S36-S62-S9-S33
RIDADR UN 3295 3/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 3
HS Code 29012980

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2901299090
Summary 2901299090 unsaturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

I-Heptin
MFCD00009529
hept-1-yne
Amylacetylene
enanthylidene
1-Heptyne
1-n-heptyne
pentylacetylide
n-amylacetylene
EINECS 211-051-5
Hept-1-in

 Hept-1-yne | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the English name of 1-Heptyne?
A: The English name of 1-Heptyne is 1-Heptyne.
Q: What is the melting point of 1-Heptyne?
A: Melting point of 1-Heptyne is -81 °C.
Q: What are the upstream materials of 1-Heptyne?
A: Related upstream materials(CAS) of 1-Heptyne: 42474-21-5;111-71-7;10575-87-8;821-25-0;2384-75-0;32363-96-5;89942-12-1;110-53-2;1066-26-8.
Q: What is the molecular weight of 1-Heptyne?
A: Molecular weight of 1-Heptyne is 96.170.
Q: What are the storage conditions for 1-Heptyne?
A: Storage conditions for 1-Heptyne: Flammables area.
Q: What are the downstream products of 1-Heptyne?
A: Related downstream products(CAS) of 1-Heptyne: 109241-60-3;10339-62-5;106180-94-3;111423-29-1;109125-09-9;57074-37-0;500-67-4;4282-40-0;63318-29-6.
Q: What is the InChIKey of 1-Heptyne?
A: InChIKey of 1-Heptyne is YVXHZKKCZYLQOP-UHFFFAOYSA-N.
Q: What is the safety information for 1-Heptyne?
A: Safety information for 1-Heptyne: S16-S26-S36-S62-S9-S33.
Q: What is the LogP of 1-Heptyne?
A: LogP of 1-Heptyne is 3.12.
Q: What is the boiling point of 1-Heptyne?
A: Boiling point of 1-Heptyne is 99.7±3.0 °C at 760 mmHg.

 Hept-1-ynefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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